U.S. flag An official website of the United States government.
Official websites use .gov

A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS

A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

National Institute for Occupational Safety and Health

CDC Stacks Public Health Publications

The National Institute for Occupational Safety and Health (NIOSH) conducts research and makes recommendations for preventing work-related injuries, illnesses, and deaths. For more information, visit https://www.cdc.gov/niosh/index.html.

(183)
(711)
(1101)
(1282)
(1653)
(1923)
(2675)
(2174)
(2169)
(2199)
(2025)
(2294)
(2195)
(2187)
(1953)
(1953)
(1863)
(1812)
(1891)
(1851)
(2014)
(1833)
(1770)
(1792)
(1618)
(1440)
(1339)
(1049)
(1126)
(1101)
(945)
(1158)
(1313)
(1239)
(1325)
(1190)
(1403)
(1035)
(1171)
(1174)
(1210)
(1053)
(1184)
(1312)
(1467)
(1471)
(1458)
(1275)
(1229)
(1333)
(1434)
(1233)
(1062)
(1077)
(826)
(603)
(527)
(112)
(50)
(32)
(40)
(31)
(34)
(23)
(13)
(6)
(7)
(6)
(5)
(2)
(2)
(1)
(1)
(2)
(2)
(2)
(3)
(1)
(1)
(2)
(2)
(2)
(3)
(1)
(2)
(2)
(2)
(3)
(5)
(36)
0 of 90
(1)
(588)
(12)
(2)
(119)
(1)
(85)
(2)
(13)
(1)
(182)
(57)
(5)
(49)
(36)
(4)
(7)
(1088)
(18)
(466)
(5)
(80535)
(1)
(4)
0 of 24
(2)
(5)
(938)
(768)
(2)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(909)
(260)
(3)
(2)
(2)
(1)
(3)
(1)
(6)
(1)
(1)
(196)
(2)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(5)
(2)
(1)
(1)
(9)
(3)
(1)
(2)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(119)
(1)
(1)
(3)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(3)
(97)
(1)
(8)
(6)
(1)
(3)
(1)
(1)
(1)
(2)
(5)
(1)
(1)
(1)
(1)
(1)
(1)
(6254)
(2)
(2)
(1)
(4)
(2)
(1)
(2)
(1)
(1)
(1)
(1)
(2)
(1)
(2)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(7)
(2)
(360)
(1)
(28)
(5)
(1)
(2)
(1)
(4)
(1)
(1)
(1)
(1)
(3767)
(5)
(2)
(1)
(10)
(1)
(1)
(2)
(1)
(997)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(103)
(3)
(1)
(7)
(1)
(2)
(1)
(1)
(1)
(98)
(1)
(1)
(39)
(1)
(94)
(1)
(1)
(2)
(1)
(2776)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(5)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(2)
(2)
(1)
(3)
(1)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(5)
(2)
(2012)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(2924)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(2)
(1)
(2)
(1)
(1)
(1)
(2)
(1)
(38)
(2)
(1)
(2)
(1)
(2)
(2)
(1)
(1)
(167)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(405)
(1)
(2377)
(1097)
(4)
(1840)
(2)
(2)
(1)
(1)
(1)
(3)
(2)
(1)
(1)
(5)
(1)
(1)
(1)
(2)
(1)
(244)
(1)
(7)
(74)
(1)
(1)
(1)
(1587)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(4)
(4)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(3)
(1)
(1)
(1)
(4)
(1)
(1)
(6)
(1)
(766)
(1)
(3)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(302)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(3)
(3)
(1)
(1)
(1)
(5092)
(2)
(1)
(1)
(4218)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(2708)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2170)
(1)
(256)
(1)
(1)
(1166)
(1)
(1)
(1)
(2)
(394)
(1)
(1)
(4)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(667)
(1)
(611)
(1)
(1)
(3)
(3)
(1)
(1)
(234)
(1229)
(2)
(605)
(3)
(1)
(4)
(2)
(1)
(4984)
(17)
(1)
(13)
(4)
(92)
(7)
(177)
(2)
(2)
(1)
(1)
(2)
(6)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(2852)
(1)
(136)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(16323)
(1)
(531)
(2)
(1)
(1513)
(3)
(2)
(5563)
(5884)
(26810)
(10209)
(23657)
(4371)
(3613)
(1)
(5685)
(7503)
(7289)
(5)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(9870)
(2)
(1)
(1)
(1)
(3)
(13)
(2)
(460)
(1)
(1)
(3)
(1)
(1)
(3)
(8)
(1)
(2)
(1)
(1)
(1)
(2)
(1)
(3)
(3)
(1)
(1)
(1)
(1)
(1)
(2)
(7)
(101)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(3)
(3)
(1)
(1)
(1)
(171)
(2)
(1)
(1)
(1)
(1)
(1)
(2)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(2)
(4)
(1)
(1)
(6)
(5)
(255)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(5)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(3)
(1)
(1)
(1)
(496)
(196)
(3)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(2)
(1)
(1)
(1)
(6)
(2)
(1)
(1)
(1)
(4)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(651)
(1)
(2666)
(1)
(1)
(1)
(1)
(3)
(2)
(1)
(1)
(18)
(1)
(1)
(991)
(1)
(1)
(1435)
(1)
(2)
(215)
(1)
(1)
(1)
(1909)
(2)
(1)
(1)
(3)
(2)
(3)
(1)
(5266)
(14)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(11847)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1428)
(1)
(1)
(1)
(81)
(2)
(2)
(1)
(308)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
0 of 750
(47)
(29)
(1)
(1)
(1)
(1)
(1)
(2)
(790)
(5)
(282)
(3570)
(808)
(2061)
(6)
(1)
(3855)
(587)
(1)
(17279)
(11)
(1)
(2)
(22)
(1)
(1)
(112)
(132)
(152)
(4777)
(31)
(3)
(4)
(3)
(16)
(4)
(1)
(3)
(24)
(16)
(16)
(50)
(559)
(4)
0 of 44
(1)
(1)
(1)
(48)
(57)
(125)
(24)
(24)
(8)
(86)
(153)
(75)
(19)
(11)
(1)
(661)
(1)
(44)
(19)
(41)
(3)
(86)
(44)
(29)
(2539)
(1)
(6)
(21)
(1179)
(15)
(122)
(14)
(31)
(1)
(633)
(4)
(10)
(3)
(20)
(2811)
(38)
(174)
(7)
(8)
(4)
(2575)
(81)
(5)
(4)
(154)
(2186)
(239)
(4)
(108)
(32)
(198)
(182)
(1)
(1)
(221)
(221)
(8)
(61)
(2)
(1)
(117)
0 of 66
(68)
(6)
(1268)
(9)
(5)
(5412)
(6234)
(4)
(9055)
(7)
(19)
(15)
(44)
(32)
(38)
(27)
(74)
(216)
(4)
(160)
(75)
(6)
(27)
(6)
(109)
(5)
(747)
(26)
(12)
(6)
(2145)
(52)
(1955)
(1992)
(12)
(4591)
(9)
(62)
(328)
(7)
(747)
(8)
(5250)
(1307)
(2566)
(7)
(52)
(10)
(21)
(246)
(169)
(36)
(10)
(34)
(277)
(23)
(402)
(34)
(24)
(164)
(66)
(52)
(6)
(4)
(18)
(55)
(157)
(11)
(39)
(170)
(3236)
(61)
(17)
(81)
(5)
(225)
(157)
(41)
(90)
(5)
(238)
(4)
(4)
(265)
(15)
(5)
(4)
(995)
(6)
(1269)
(1281)
(39)
(113)
(4)
(6)
(256)
(12)
(2027)
(53)
(25)
(7)
(6)
(4)
(6)
(227)
(202)
(1875)
(7)
(208)
(4)
(14)
(26)
(4)
(7)
(234)
(112)
(23)
(547)
(362)
(371)
(6)
(153)
(116)
(19)
(1265)
(1302)
(246)
(10)
(20)
(4)
(1741)
(216)
(143)
(94)
(4)
(70)
(357)
(11)
(5)
(4)
(22)
(23)
(63)
(6)
(6)
(4)
(61)
(5)
(219)
(64)
(190)
(41)
(190)
(4)
(35)
(12)
(75)
(4)
(32)
(12)
(127)
(9)
(248)
(5)
(5)
(2136)
(1573)
(4)
(1932)
(7)
(555)
(67)
(29)
(69)
(52)
(418)
(4)
(28)
(4)
(4)
(96)
(5)
(4)
(37)
(8)
(73)
(2815)
(498)
(33)
(12)
(5)
(29)
(115)
(253)
(7)
(6)
(10)
(64)
(27)
(339)
(21)
(282)
(151)
(262)
(4)
(321)
(5)
(109)
(62)
(5)
(3905)
(3536)
(49)
(25)
(5)
(39)
(14)
(802)
(90)
(4)
(53)
(210)
(12)
(167)
(1844)
(144)
(163)
(263)
(4)
(540)
(392)
(4486)
(535)
(5)
(45)
(214)
(26)
(78)
(9)
(111)
(51)
(70)
(32)
(178)
(4)
(25)
(13)
(4)
(31)
(4)
(4)
(479)
(25)
(4)
(52)
(7)
(71)
(8)
(195)
(521)
(172)
(163)
(5)
(8)
(10)
(321)
(18)
(6)
(4)
(587)
(5)
(2002)
(19)
(165)
(6)
(673)
(44)
(33)
(34)
(5)
(73)
(683)
(4)
(306)
(362)
(311)
(85)
(4)
(331)
(40)
(7)
(8)
(33)
(4)
(4)
(50)
(251)
(4)
(186)
(8)
(5)
(34)
(34)
(56)
(12)
(8)
(10)
(173)
(7035)
(25)
(640)
(8)
(21)
(8)
(25)
(336)
(2520)
(5)
(44)
(404)
(731)
(1104)
(8)
(26)
(60)
(206)
(4)
(4)
(87)
(46)
(16)
(888)
(5)
(2375)
(5)
(370)
(6)
(52)
(396)
(52)
(313)
(1071)
(23)
(1992)
(480)
(4869)
(5)
(1378)
(7)
(7028)
(16)
(1647)
(5)
(7)
(530)
(9)
(8)
(5496)
(5)
(30)
(117)
(9)
(6)
(15)
(26)
(2427)
(47)
(64)
(13)
(37)
(4)
(72)
(5)
(13)
(5)
(8)
(26)
(85)
(4)
(8)
(861)
(186)
(6)
(7)
(474)
(111)
(254)
(18)
(776)
(2428)
(4)
(8)
(698)
(21)
(24)
(13)
(7)
(370)
(39)
(67)
(349)
(284)
(4)
(4)
(15)
(2048)
(1459)
(123)
(34)
(22)
(56)
(5)
(7)
(42)
(20)
(33)
(8)
(4)
(4)
(404)
(103)
(49)
(455)
(588)
(11)
(626)
(349)
(4)
(166)
(11)
(6)
(304)
(27)
(667)
(119)
(5)
(21)
(15)
(9)
(5)
(6)
(5)
(4)
(1217)
(43)
(653)
(212)
(5)
(4)
(57)
(139)
(75)
(5)
(65)
(18)
(116)
(7)
(16)
(4)
(4)
(6895)
(56)
(54)
(10)
(332)
(2465)
(17)
(4)
(14)
(10)
(3471)
(16)
(14)
(1503)
(5)
(5)
(7)
(11)
(8)
(171)
(945)
(1222)
(1257)
(4)
(4)
(4)
(50)
(589)
(5)
(6)
(519)
(897)
(32)
(22)
(5)
(4)
(202)
(38)
(12)
(42)
(96)
(7)
(58)
(61)
(84)
(10)
(154)
(11)
(7)
(244)
(956)
(58)
(15)
(31)
(343)
(510)
(6)
(1191)
(12)
(23)
(10)
(6)
(16)
(45)
(5)
(1614)
(4)
(7)
(32)
(4)
(1474)
(4)
(4)
(17)
(18)
(4)
(21)
(5)
(14)
(56)
(20)
(4)
(34)
(22)
(8)
(10)
(125)
(4)
(38)
(532)
(9)
(5)
(59)
(1163)
(77)
(5)
(1530)
(5)
(4)
(75)
(77)
(7)
(1403)
(418)
(6)
(10)
(133)
(5483)
(49)
(7)
(690)
(1149)
(371)
(6)
(196)
(5)
(233)
(345)
(369)
(9)
(75)
(8)
(5)
(49)
(5429)
(3941)
(4)
(10)
(9)
(60)
(4)
(5)
(131)
(8)
(21)
(124)
(4)
(363)
(10)
(242)
(4727)
(19)
(26)
(102)
(11)
(160)
(18)
(31)
(28)
(41)
(2681)
(32)
(378)
(2895)
(208)
(4)
(2745)
(843)
(1060)
(7)
(31)
(62)
(10)
(431)
(23)
(13)
(20)
(6)
(40)
(6)
(4)
(26)
(12)
(1110)
(4)
(9)
(7)
(29)
(791)
(19)
(8)
(10054)
(4)
(111)
(11)
(4)
(4)
(911)
(8)
(3906)
(6)
(9)
(90)
(7)
(4)
(3248)
(5)
(3350)
(351)
(70)
(4)
(50)
(4)
(4)
(28)
(23)
(9)
(15)
(38)
(44)
(10)
(17)
(11)
(7)
(206)
(3276)
(15)
(3289)
(865)
(121)
(211)
(84)
(171)
(65)
(55)
(41)
(75)
(171)
(40)
(112)
(5)
(40)
(24)
(2258)
(1598)
(6)
(8)
(5)
(12)
(172)
(27)
(5)
(197)
(122)
(51)
(9)
(8)
(5)
(6)
(1263)
(6)
(22)
(9762)
(39)
(35)
(31)
(80470)
(20)
(1157)
(8)
(5)
(4)
(14)
(14)
(6)
(6)
(309)
(38)
(5)
(313)
(4)
(4)
(127)
(8)
(131)
(125)
(628)
(96)
(7)
(84)
(11)
(6)
(5015)
(385)
(4)
(7)
(5)
(29)
(41)
(6)
(6501)
(5)
(11)
(217)
(34)
(5)
(102)
(156)
(4)
(15)
(89)
(52)
(31)
(94)
(6)
(4)
(8)
(6)
(455)
(29)
(76)
(11)
(5)
(7)
(12)
(738)
(9)
(179)
(521)
(203)
(10)
(40)
(56)
(21)
(49)
(8)
(7)
(8)
(14)
(34)
(28)
(50)
(1379)
(585)
(11)
(11)
(716)
(229)
(64)
(15)
(9)
(37)
(12)
(1368)
(35)
(1669)
(15)
(6)
(17)
(5)
(35)
(18)
(33)
(5)
(361)
(422)
(15)
(1370)
(1340)
(132)
(272)
(165)
(164)
(13)
(11)
(447)
(11)
(187)
(44)
(78)
(17)
(7)
(6)
(108)
(20)
(18)
(5)
(21)
(5)
(7)
(7)
(45)
(5)
(6)
(793)
(384)
(2164)
(7912)
(7247)
(7)
(8)
(5)
(7988)
(6326)
(11)
(11)
(191)
(6)
(80180)
(4846)
(12)
(8)
(7)
(60)
(5)
(79)
(1503)
(152)
(894)
(56)
(1160)
(6)
(545)
(220)
(8)
(83)
(1714)
(117)
(61)
(2399)
(389)
(860)
(7)
(752)
(622)
(296)
(382)
(6)
(988)
(17)
(13)
(27)
(1154)
(2143)
(34)
(9)
(183)
(89)
(18)
(10)
(5464)
(15)
(5)
(29)
(11)
(1641)
(140)
(166)
(180)
(151)
(51)
(63)
(166)
(52)
(35)
(106)
(3247)
(5)
(9)
(32)
(7)
(14)
(840)
(205)
(37)
(407)
(10)
(8)
(15)
(19)
(23)
(100)
(758)
(262)
(10)
(1848)
(30)
(5)
(783)
(7)
(62)
(44)
(110)
(30)
(136)
(31)
(17)
(139)
(9)
(16)
(680)
(903)
(1339)
(22)
(12)
(7)
(25)
(50)
(7)
(935)
(3143)
(115)
(5)
(723)
(54)
(454)
(6)
(590)
(7)
(7)
(36)
(66)
(6)
(310)
(62)
(23)
(31)
(359)
(5)
(124)
(9)
(707)
(100)
(3094)
(312)
(8)
(17)
(25)
(5)
(259)
(9196)
(23)
(11)
(47)
(121)
(13)
(7)
(88)
(15)
(7)
0 of 1000
(76)
(66)
(38)
(49)
(38)
(51)
(50)
(113)
(79)
(93)
(62)
(38)
(46)
(36)
(51)
(109)
(247)
(56)
(60)
(83)
(277)
(86)
(106)
(43)
(57)
(135)
(48)
(126)
(37)
(44)
(73)
(36)
(42)
(44)
(72)
(38)
(98)
(39)
(226)
(42)
(38)
(69)
(71)
(64)
(122)
(54)
(77)
(62)
(37)
(151)
(143)
(52)
(51)
(43)
(63)
(68)
(36)
(49)
(70)
(50)
(52)
(45)
(61)
(173)
(63)
(39)
(59)
(38)
(88)
(41)
(39)
(69)
(60)
(50)
(45)
(54)
(55)
(38)
(105)
(123)
(43)
(59)
(69)
(53)
(80)
(69)
(53)
(42)
(80)
(58)
(147)
(43)
(45)
(99)
(37)
(46)
(47)
(88)
(92)
(37)
(45)
(85)
(78)
(37)
(37)
(55)
(38)
(66)
(44)
(55)
(84)
(45)
(59)
(83)
(159)
(62)
(42)
(129)
(84)
(40)
(94)
(61)
(108)
(70)
(47)
(77)
(62)
(179)
(36)
(44)
(38)
(40)
(99)
(43)
(60)
(73)
(69)
(926)
(88)
(48)
(39)
(46)
(189)
(47)
(36)
(61)
(36)
(60)
(129)
(101)
(71)
(72)
(39)
(147)
(39)
(88)
(37)
(75)
(41)
(43)
(109)
(37)
(39)
(47)
(250)
(59)
(77)
(126)
(36)
(41)
(93)
(44)
(41)
(41)
(57)
(140)
(66)
(45)
(135)
(59)
(55)
(49)
(58)
(64)
(38)
(48)
(37)
(48)
(56)
(147)
(46)
(72)
(38)
(38)
(55)
(72)
(140)
(37)
(103)
(82)
(52)
(119)
(43)
(88)
(84)
(38)
(36)
(53)
(82)
(42)
(42)
(51)
(41)
(47)
(44)
(58)
(41)
(79)
(47)
(52)
(53)
(66)
(172)
(48)
(39)
(157)
(82)
(37)
(49)
(37)
(46)
(61)
(98)
(59)
(126)
(41)
(80)
(71)
(225)
(100)
(51)
(122)
(41)
(39)
(54)
(42)
(48)
(37)
(40)
(74)
(84)
(140)
(44)
(56)
(58)
(171)
(38)
(45)
(42)
(167)
(40)
(48)
(36)
(76)
(119)
(71)
(39)
(86)
(58)
(41)
(39)
(55)
(69)
(55)
(56)
(213)
(155)
(40)
(60)
(75)
(87)
(41)
(52)
(88)
(83)
(41)
(43)
(87)
(85)
(56)
(54)
(65)
(47)
(55)
(62)
(81)
(208)
(49)
(73)
(61)
(47)
(36)
(183)
(38)
(45)
(45)
(105)
(43)
(82)
(93)
(44)
(85)
(40)
(46)
(62)
(53)
(48)
(44)
(97)
(39)
(65)
(56)
(49)
(69)
(43)
(147)
(44)
(42)
(46)
(54)
(45)
(125)
(39)
(60)
(74)
(200)
(85)
(250)
(83)
(87)
(37)
(257)
(97)
(78)
(65)
(175)
(92)
(37)
(78)
(55)
(87)
(44)
(62)
(60)
(112)
(37)
(36)
(134)
(63)
(44)
(77)
(252)
(38)
(66)
(40)
(89)
(36)
(117)
(56)
(37)
(108)
(78)
(156)
(68)
(39)
(196)
(43)
(86)
(59)
(46)
(62)
(54)
(38)
(76)
(49)
(61)
(44)
(88)
(49)
(51)
(51)
(43)
(97)
(49)
(44)
(93)
(121)
(109)
(46)
(165)
(47)
(72)
(63)
(92)
(48)
(83)
(125)
(44)
(43)
(102)
(45)
(44)
(56)
(38)
(63)
(94)
(44)
(75)
(78)
(36)
(95)
(51)
(38)
(82)
(209)
(65)
(59)
(77)
(37)
(108)
(240)
(51)
(44)
(104)
(67)
(55)
(48)
(46)
(45)
(53)
(47)
(39)
(82)
(49)
(47)
(49)
(54)
(38)
(59)
(63)
(71)
(41)
(70)
(92)
(159)
(45)
(56)
(71)
(67)
(61)
(78)
(54)
(59)
(51)
(106)
(37)
(63)
(250)
(80)
(39)
(40)
(49)
(40)
(42)
(98)
(40)
(106)
(46)
(91)
(131)
(39)
(91)
(55)
(74)
(51)
(45)
(70)
(37)
(82)
(44)
(94)
(155)
(40)
(75)
(42)
(55)
(54)
(39)
(61)
(43)
(62)
(59)
(60)
(84)
(178)
(45)
(120)
(45)
(235)
(60)
(67)
(95)
(38)
(79)
(71)
(87)
(63)
(70)
(96)
(71)
(68)
(56)
(44)
(122)
(101)
(44)
(55)
(68)
(49)
(75)
(47)
(44)
(106)
(56)
(57)
(46)
(160)
(45)
(76)
(44)
(41)
(59)
(46)
(68)
(37)
(51)
(55)
(44)
(37)
(40)
(58)
(64)
(42)
(49)
(116)
(63)
(127)
(48)
(54)
(88)
(79)
(45)
(76)
(103)
(59)
(54)
(37)
(80)
(84)
(45)
(70)
(63)
(46)
(58)
(40)
(108)
(53)
(102)
(78)
(55)
(177)
(40)
(38)
(115)
(108)
(70)
(61)
(40)
(49)
(155)
(96)
(95)
(37)
(90)
(47)
(38)
(61)
(97)
(38)
(65)
(67)
(84)
(51)
(48)
(201)
(48)
(44)
(69)
(81)
(54)
(37)
(45)
(37)
(52)
(188)
(44)
(41)
(104)
(41)
(51)
(85)
(58)
(40)
(44)
(41)
(59)
(171)
(42)
(37)
(68)
(86)
(43)
(46)
(52)
(40)
(54)
(43)
(50)
(38)
(38)
(93)
(43)
(43)
(49)
(122)
(53)
(39)
(47)
(56)
(152)
(44)
(74)
(262)
(47)
(49)
(57)
(56)
(217)
(144)
(45)
(130)
(164)
(42)
(45)
(98)
(68)
(39)
(48)
(66)
(41)
(38)
(76)
(134)
(63)
(37)
(58)
(65)
(51)
(45)
(155)
(49)
(69)
(122)
(53)
(79)
(148)
(41)
(52)
(51)
(49)
(39)
(105)
(37)
(37)
(42)
(93)
(46)
(162)
(40)
(43)
(166)
(60)
(152)
(58)
(119)
(38)
(40)
(101)
(58)
(48)
(49)
(41)
(111)
(61)
(71)
(44)
(46)
(43)
(42)
(41)
(151)
(58)
(42)
(42)
(64)
(84)
(53)
(110)
(53)
(43)
(78)
(103)
(41)
(109)
(59)
(132)
(67)
(54)
(53)
(96)
(46)
(119)
(78)
(68)
(47)
(223)
(39)
(57)
(40)
(59)
(172)
(52)
(67)
(92)
(57)
(276)
(43)
(43)
(38)
(99)
(37)
(40)
(90)
(82)
(85)
(43)
(92)
(39)
(171)
(68)
(99)
(51)
(68)
(65)
(49)
(78)
(125)
(124)
(37)
(71)
(52)
(39)
(40)
(71)
(68)
(45)
(89)
(157)
(49)
(288)
(70)
(40)
(53)
(53)
(52)
(189)
(57)
(53)
(114)
(40)
(42)
(37)
(46)
(43)
(67)
(44)
(95)
(227)
(42)
(79)
(39)
(227)
(71)
(161)
(46)
(82)
(49)
(87)
(55)
(95)
(62)
(102)
(114)
(50)
(78)
(39)
(43)
(65)
(44)
(45)
(122)
(51)
(109)
(54)
(55)
(46)
(40)
(40)
(55)
(51)
(79)
(90)
(58)
(52)
(54)
(37)
(50)
(96)
(95)
(59)
(220)
(229)
(38)
(52)
(170)
(37)
(62)
(70)
(43)
(37)
(93)
(157)
(55)
(46)
(49)
(57)
(52)
(89)
(62)
(42)
(60)
(58)
(96)
(53)
(43)
(55)
(59)
(86)
(92)
(40)
(40)
(78)
(104)
(234)
(99)
(55)
(63)
(101)
(71)
(55)
(54)
(69)
(103)
(107)
(39)
(37)
(121)
(61)
(85)
(69)
(39)
(58)
(61)
(289)
(42)
(59)
(42)
(72)
(194)
(119)
(86)
(105)
(115)
(37)
(59)
(70)
(81)
(46)
(55)
(88)
(189)
(41)
(41)
(117)
(59)
(51)
(63)
(50)
(71)
(43)
(48)
(137)
(84)
(50)
(48)
(85)
(38)
(104)
(68)
(68)
(51)
(136)
(37)
(128)
(59)
(40)
(108)
(76)
(48)
(60)
(45)
(73)
(47)
(106)
(64)
(46)
(59)
(45)
(45)
(181)
(86)
(82)
(38)
(58)
(47)
(40)
(76)
(54)
(61)
(81)
(45)
(42)
(50)
(71)
(99)
(89)
(97)
(119)
(64)
(54)
(49)
(39)
(64)
(43)
(98)
(99)
(51)
(40)
(53)
(45)
(46)
(59)
(50)
(137)
(80)
(38)
(43)
(82)
(71)
(54)
0 of 1000
(1)
(2)
(1)
(1)
(11)
(1)
(3)
(1)
(2)
(1)
(2)
(1)
(1)
(1)
(1)
(64)
(1)
(65)
(6)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(7)
(5)
(1)
(2)
(1)
(1)
(3)
(1)
(69)
(85)
(2)
(125)
(117)
(4)
(270)
(1)
(1)
(55)
(1)
(7)
(1)
(1)
(1)
(3)
(2)
(1)
(1)
(1)
(1)
(1)
(6)
(1)
(2)
(1)
(21)
(1)
(1)
(1)
(1)
(2)
(67)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(9)
(1)
(1)
(3)
(2)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(4)
(2)
(1)
(1)
(1)
(49)
(1)
(1)
(7)
(3)
(5)
(1)
(1)
(5)
(3)
(1)
(1)
(1)
(1)
(1)
(2)
(57)
(48)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(2)
(1)
(2)
(1)
(1)
(1)
(4)
(15)
(2)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(605)
(1)
(1)
(2)
(12)
(77)
(53)
(6)
(1)
(8)
(2)
(8)
(35)
(9)
(2)
(1)
(4)
(1)
(1)
(1)
(6)
(5)
(105)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(2)
(1)
(1)
(31)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(31)
(12)
(2)
(2)
(7)
(1)
(3)
(1)
(19)
(8)
(1)
(1)
(1)
(1)
(4)
(2)
(4)
(1)
(1)
(1)
(1)
(20)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(14)
(14)
(5)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(220)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(5)
(1)
(3)
(23)
(1)
(1)
(1)
(2)
(2)
(2)
(134)
(1)
(1)
(1)
(2)
(2)
(1)
(230)
(1)
(1)
(11)
(1)
(2)
(13)
(2)
(1)
(1)
(1)
(29)
(2)
(21)
(21)
(1)
(1)
(4)
(246)
(52)
(1)
(1)
(1)
(217)
(1)
(1)
(1)
(1)
(2)
(1)
(5)
(3)
(1)
(1)
(228)
(49)
(53)
(1)
(210)
(1)
(187)
(2)
(184)
(47)
(47)
(1)
(1)
(4)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(2)
(1)
(1)
(35)
(2)
(1)
(4)
(1)
(1)
(1)
(1)
(1)
(2)
(3)
(1)
(1)
(1)
(15)
(1)
(1)
(1)
(1)
(6)
(4)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(53)
(1)
(1)
(3)
(14)
(8)
(1)
(1)
(1)
(1)
(1)
(1)
(8934)
(2)
(1)
(4)
(18)
(1)
(1)
(47)
(8)
(8)
(2)
(3)
(1)
(1)
(1)
(35)
(3)
(1)
(234)
(2)
(1)
(1)
(2)
(2)
(1)
(1)
(1)
(1)
(6)
(22)
(23)
(3)
(9)
(1)
(1)
(1)
(7)
(1)
(1)
(1)
(1)
(315)
(2)
(739)
(1)
(2)
(2)
(1)
(1)
(1)
(8)
(1)
(3)
(19)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(110)
(1)
(2)
(36)
(2)
(1)
(4)
(6)
(1)
(4)
(124)
(13)
(3)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(2)
(1)
(17)
(1)
(2)
(1)
(1)
(1)
(7)
(7)
(1)
(1)
(33)
(59)
(18)
(77)
(29)
(1)
(9)
(1)
(1)
(24)
(3)
(2)
(1)
(1)
(1)
(16)
(24)
(1)
(1)
(186)
(211)
(30)
(30)
(32)
(1)
(65)
(1)
(62)
(3)
(4)
(3)
(1)
(1)
(6)
(10)
(4)
(1)
(1)
(10)
(1)
(1)
(1)
(27)
(3)
(3)
(11)
(52)
(52)
(52)
(1)
(1)
(1)
(1)
(1)
(150)
(41)
(38)
(8)
(1)
(8)
(2)
(1)
(1)
(5)
(1)
(1)
(1)
(8)
(1)
(5)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(2)
(1)
(2)
(1)
(1)
(1)
(6)
(3)
(3)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(25)
(1)
(5)
(21)
(1)
(3)
(13)
(15)
(1)
(1)
(2)
(2)
(1)
(2)
(1)
(1)
(1)
(48)
(1)
(4)
(1)
(4)
(1)
(1125)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(9)
(1)
(3)
(1)
(1)
(4)
(2)
(1)
(1)
(1)
(1)
(1)
(40)
(7)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(12)
(1)
(4)
(1)
(2)
(1)
(1)
(2)
(1)
(1)
(3)
(1)
(20)
(1)
(1)
(10)
(2)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(2)
(38)
(94)
(1)
(283)
(1)
(1)
(1)
(4)
(5)
(1)
(1)
(1)
(1)
(2)
(3)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(84)
(7)
(1)
(19)
(4)
(1)
(2)
(1)
(1)
(1)
(1)
(14)
(7)
(1)
(2)
(715)
(127)
(49)
(47)
(2)
(1)
(1)
(1)
(2)
(1)
(34)
(34)
(1)
(34)
(12)
(106)
(1)
(106)
(2)
(14)
(2)
(2)
(5)
(1)
(1)
(1)
(1)
(1)
(45)
(45)
(1)
(1)
0 of 750
(1)
(205)
(21)
(1)
(114)
(129)
(679)
(92)
(186)
(66)
(1)
(185)
(1)
(8)
(168)
(2485)
(1015)
(12)
(1)
(62)
(77)
(5)
(256)
(1)
(866)
(2)
(1)
(1)
(123)
(1)
(1523)
(667)
(2372)
(260)
(1)
(8015)
(478)
(1)
(3198)
(6)
(206)
(355)
(33)
(1668)
(237)
(170)
(3)
(21)
(81)
(5307)
(1)
(1)
(1)
(5)
(51)
(116)
(4)
(27)
(96)
(2)
(1040)
(5)
(27)
(13)
(1)
(727)
(5)
(4)
(850)
(3)
(29)
(1735)
(2)
(11)
(65)
(2052)
(7)
(5)
(688)
(10)
(1)
(1)
(237)
(46)
(13)
(139)
(3)
(1)
(2)
(1)
(1182)
(6)
(2)
(1)
(5)
(3956)
(1932)
(64)
(428)
(775)
(269)
(15)
(413)
(7)
(309)
(602)
(530)
(2)
(1125)
(12)
(384)
(8)
(49)
(1246)
(1)
(205)
(37)
(99)
(1)
0 of 119
(2)
(2)
(2)
(2)
(2)
(4)
(590)
(1)
(2)
(5)
(4)
(2)
(2)
(6)
(1)
(4)
(8)
(4)
(35)
(4)
(2)
(2)
(109)
(4)
(910)
(3)
(3)
(3)
(3)
(19)
(4)
(6)
(3)
(422)
(7)
(7)
(3)
(2)
(3)
(4)
(3)
(2)
(2)
(3)
(2)
(77)
(2)
(2)
(68)
(2)
(2)
(2)
(2)
(185)
(4)
(2)
(19)
(2)
(2)
(4)
(2)
(36)
(2)
(28)
(2)
(4)
(229)
(2)
(2)
(2)
(2)
(2)
(29)
(2)
(20)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(39)
(1)
(28)
(2)
(2)
(2)
(3)
(2)
(2)
(3)
(2)
(57)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(860)
(12)
(2)
(2)
(2)
(2)
(2)
(2)
(1)
(2)
(2)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(4)
(1)
(1)
(5)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(2)
(1)
(3)
(1)
(1)
(4)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(1)
(3)
(4)
(7)
(7)
(1)
(2)
(13)
(4)
(1)
(1)
(6)
(9)
(3)
(3)
(1)
(1)
(1)
(1)
(2)
(2)
(8)
(7)
(2)
(2)
(1)
(6)
(2)
(2)
(3)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(6)
(5)
(1)
(1)
(3)
(2)
(2)
(4)
(13)
(2)
(1)
(3)
(3)
(1)
(6)
(9)
(1)
(5)
(1)
(12)
(2)
(7)
(2)
(1)
(1)
(175)
(32)
(1)
(2)
(1)
(6)
(1)
(3)
(1)
(1)
(2)
(1)
(13)
(1)
(3)
(6)
(1)
(1)
(7)
(4)
(22)
(3)
(7)
(2)
(1)
(7)
(9)
(41)
(9)
(6)
(12)
(6)
(19)
(2)
(4)
(5)
(8)
(1)
(4)
(33)
(5)
(3)
(1)
(1)
(3)
(1)
(25)
(12)
(3)
(8)
(3)
(7)
(1)
(1)
(1)
(2)
(2)
(1)
(2)
(1)
(7)
(1)
(1)
(2)
(4)
(1)
(1)
(7)
(1)
(1)
(2)
(4)
(1)
(6)
(1)
(1)
(5)
(1)
(2)
(15)
(2)
(2)
(2)
(4)
(10)
(2)
(1)
(4)
(2)
(1)
(1)
(1)
(3)
(1)
(1)
(9)
(1)
(6)
(7)
(18)
(1)
(1)
(6)
(2)
(3)
(4)
(3)
(3)
(2)
(3)
(1)
(2)
(3)
(1)
(2)
(3)
(1)
(2)
(1)
(1)
(1)
(3)
(1)
(3)
(1)
(1)
(2)
(1)
(2)
(6)
(8)
(5)
(8)
(1)
(1)
(1)
(19)
(3)
(3)
(7)
(6)
(3)
(4)
(7)
(1)
(3)
(1)
(4)
(4)
(2)
(3)
(1)
(2)
(15)
(1)
(3)
(1)
(3)
(3)
(4)
(4)
(1)
(3)
(2)
(3)
(3)
(7)
(1)
(1)
(32)
(2)
(5)
(3)
(3)
(27)
(20)
(1)
(1)
(3)
(5)
(1)
(2)
(1)
(1)
(1)
(1)
(5)
(4)
(1)
(7)
(1)
(64)
(1)
(44)
(34)
(7)
(14)
(1)
(3)
(11)
(30)
(8)
(7)
(3)
(5)
(1)
(39)
(1)
(33)
(1)
(110)
(4)
(1)
(3)
(1)
(12)
(3)
(32)
(1)
(1)
(10)
(1)
(9)
(1)
(16)
(41)
(1)
(14)
(1)
(2)
(39)
(1)
(5)
(3)
(2)
(1)
(8)
(22)
(84)
(3)
(1)
(1)
(1)
(17)
(26)
(3)
(7)
(4)
(2)
(2)
(6)
(5)
(4)
(1)
(17)
(10)
(15)
(5)
(4)
(12)
(3)
(6)
(1)
(1)
(1)
(3)
(4)
(2)
(5)
(5)
(11)
(6)
(49)
(10)
(21)
(5)
(1)
(55)
(8)
(3)
(6)
(9)
(33)
(2)
(19)
(8)
(2)
(1)
(24)
(26)
(36)
(1)
(8)
(1)
(1)
(3)
(3)
(11)
(12)
(2)
(1)
(3)
(6)
(5)
(2)
(5)
(3)
(2)
(8)
(4)
(13)
(7)
(2)
(3)
(6)
(2)
(8)
(3)
(29)
(15)
(6)
(2)
(4)
(5)
(3)
(10)
(7)
(12)
(10)
(3)
(2)
(2)
(9)
(2)
(5)
(2)
(3)
(2)
(3)
(4)
(3)
(4)
(11)
(3)
(10)
(3)
(3)
(3)
(3)
(2)
(5)
(3)
(2)
(6)
(3)
(4)
(8)
(5)
(13)
(2)
(2)
(6)
(8)
(6)
(2)
(3)
(2)
(3)
(3)
(7)
(8)
(3)
(2)
(3)
(3)
(2)
(2)
(64)
(11)
(4)
(2)
(15)
(23)
(2)
(10)
(4)
(4)
(24)
(7)
(70)
(2)
(16)
(11)
(17)
(47)
(36)
(9)
(5)
(4)
(2)
(2)
(3)
(3)
(3)
(2)
(2)
(8)
(19)
(14)
(2)
(9)
(3)
(7)
(2)
(4)
(10)
(4)
(8)
(7)
(7)
(3)
(2)
(3)
(4)
(3)
(3)
(2)
(4)
(6)
(40)
(4)
(3)
(6)
(4)
(13)
(11)
(5)
(2)
(2)
(3)
(4)
(2)
(17)
(2)
(3)
(2)
(2)
(44)
(11)
(5)
(16)
(37)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(7)
(2)
(2)
(3)
(8)
(16)
(2)
(2)
(2)
(6)
(3)
(14)
(2)
(3)
(4)
(5)
(2)
(2)
(2)
(2)
(3)
(3)
(2)
(5)
(60)
(2)
(10)
(5)
(4)
(3)
(6)
(2)
(3)
(2)
(3)
(2)
(4)
(9)
(4)
(9)
(7)
(2)
(10)
(3)
(6)
(2)
(6)
(16)
(2)
(4)
(16)
(2)
(10)
(2)
(2)
(3)
(14)
(23)
(55)
(6)
(2)
(5)
(153)
(3)
(3)
(12)
(24)
(9)
(2)
(3)
(3)
(61)
(47)
(6)
(9)
(7)
(2)
(9)
(5)
(9)
(2)
(4)
(7)
(4)
(6)
(2)
(2)
(8)
(3)
(15)
(7)
(3)
(48)
(23)
(30)
(5)
(8)
(54)
(2)
(3)
(17)
(3)
(9)
(27)
(6)
(12)
(9)
(2)
(3)
(9)
(7)
(2)
(29)
(9)
(40)
(1)
(2)
(4)
(2)
(2)
(1)
(5)
(1)
(1)
(1)
(1)
(2)
(2)
(1)
(5)
(1)
(1)
(3)
(1)
(4)
(1)
(2)
(2)
(3)
(3)
(1)
(1)
(3)
(1)
(1)
(1)
(7)
(1)
(20)
(1)
(8)
(2)
(11)
(8)
(1)
(1)
(1)
(4)
(1)
(1)
(7)
(1)
(1)
(8)
(1)
(2)
(1)
(1)
(2)
(14)
(1)
(1)
(2)
(20)
(7)
(2)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(1)
(1)
(3)
(1)
(1)
(2)
(11)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(2)
(2)
(1)
(2)
(1)
(3)
(2)
(1)
(8)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(2)
(1)
(1)
(3)
(1)
(1)
(3)
(2)
(1)
(1)
(1)
(2)
(6)
(2)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(3)
(2)
(1)
(1)
(3)
(1)
(1)
(3)
(3)
(3)
(7)
(1)
(2)
(1)
(2)
(2)
(2)
(2)
(2)
(2)
(10)
(2)
(6)
(2)
(4)
(2)
(3)
(3)
(4)
(2)
(12)
(2)
(2)
(2)
(3)
(19)
(3)
(4)
(6)
(15)
(5)
(10)
(3)
(5)
(4)
(30)
(2)
(5)
(3)
(2)
(6)
(6)
(3)
(2)
(3)
(4)
(5)
(2)
(4)
(3)
(4)
(30)
(2)
(5)
(23)
(18)
(4)
(2)
(5)
(3)
(8)
(2)
(5)
(2)
(4)
(19)
(3)
0 of 1000
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(4)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(12)
(2)
(3)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(6)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(4)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(11)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(4)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(11)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(3)
(10)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(4)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(5)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(4)
(5)
(3)
(3)
(3)
(4)
(3)
(4)
(3)
(3)
(4)
(4)
(4)
(3104)
0 of 1000
(2716)
(2)
(24)
(30)
(1)
(4)
(1)
(2521)
(1)
(1)
(118)
(16)
(4)
(28)
(5)
(56)
(142)
(372)
(76)
(261)
(89)
(98)
(557)
(236)
(2)
(3)
(4)
(1)
(7)
(514)
(1294)
(10)
(1)
(2)
(1)
(8)
(4)
(2992)
(2183)
(7)
(1)
(13)
(7)
(8)
(176)
(204)
(3)
(2)
(4)
(181)
(1)
(587)
(1)
(2)
(43)
(946)
(18)
(2)
(765)
(1)
(1)
(7)
(69)
(43)
(138)
(14)
(659)
(542)
(26)
(143)
(85)
(39)
(48)
(61)
(15)
(44)
(25)
(7)
(1716)
(136)
(1)
(4)
(2)
(1)
(374)
(1)
(497)
(8)
(5)
(18)
(3)
(33)
(3)
(1)
(147)
(5)
(68)
(5)
(193)
(19)
0 of 100
(1)
(4)
(1)
(4)
(5)
(17)
(111)
(15)
(21)
(269)
(23)
(13)
(3)
(397)
(427)
(6)
(35)
(6)
(1)
(3)
(2)
(4)
(2)
(5)
(2)
(1)
(11)
(4)
(79)
(36)
(9)
(41)
(3)
(3)
(8)
(4)
(16)
(17)
(5)
(1)
(3)
(5)
(6)
(9)
(72)
(2)
(21)
(1)
(1)
(2)
(20)
(44)
(30)
(35)
(92)
(21)
(22)
(46)
(18)
(112)
(3)
(18)
(9)
(13)
(4)
(11)
(1)
(10)
(38)
(2)
(3)
(9)
(17)
(10)
(24)
(1)
(11)
(9)
(24)
(2)
(10)
0 of 81
(456)
(7)
(3)
(14)
(173)
(1)
(887)
(392)
(40)
(2812)
(618)
(1)
(2)
(239)
(44)
(100)
(121)
(55)
(281)
(7)
(103)
(1)
(207)
(2)
(19)
(110)
(1)
(96)
(1)
(100)
(824)
(160)
(215)
(218)
(229)
(3)
(1)
(258)
(1)
(41)
(15)
(30)
(4)
(75)
(3)
(511)
(44)
(27)
(74)
(113)
(35)
0 of 51
(1)
(645)
(5714)
(1)
(6)
(6)
(301)
(19)
(2)
(2)
(208)
(38)
(1750)
(16)
(2)
(1739)
(78)
(4)
(36)
(143)
(1)
(5)
(3)
(35)
(1)
(890)
(16)
(5926)
(1)
(406)
(1)
(16)
(2)
(4)
(10)
(400)
(1)
(1)
(2)
(1274)
(8)
(713)
(1)
(8409)
(3410)
(294)
(1761)
(1)
(4)
(1010)
(82)
(1)
(35)
(1)
(190)
(1)
(189)
(2)
(23)
(2)
(5)
(1)
(282)
(281)
(5)
(34070)
(2)
(15)
(299)
(28)
(2)
(5)
(1)
(4)
(2)
(3)
(4)
(18)
(4)
(6)
(1015)
(6)
(1)
(913)
(87)
(820)
(2)
(407)
(4)
(3)
(133)
(4)
(12)
(1)
(2)
(1)
(63)
(5)
(6765)
(42)
(3)
(5817)
(114)
(1)
(13)
(238)
(1)
(54)
(1)
(3)
(4)
(2)
(16)
(14)
(422)
(289)
(1)
(330)
(293)
(31)
(17)
(174)
(2)
(72)
(1)
0 of 125
(3058)
(917)
(3726)
(343)
(450)
(354)
(835)
(3807)
(139)
(526)
(659)
(228)
(309)
(1504)
(1268)
(1019)
(540)
(635)
(269)
(451)
(1272)
(613)
(311)
(1661)
(505)
(246)
(370)
(730)
(2354)
(138)
(1042)
(144)
(411)
(370)
(376)
(306)
(605)
(532)
(233)
(1336)
(232)
(209)
(640)
(170)
(1004)
(146)
(297)
(187)
(139)
(195)
(160)
(429)
(228)
(252)
(161)
(358)
(324)
(352)
(205)
(368)
(472)
(1187)
(411)
(1077)
(176)
(222)
(247)
(254)
(1387)
(145)
(1895)
(652)
(202)
(150)
(231)
(151)
(242)
(296)
(148)
(381)
(236)
(157)
(156)
(146)
(176)
(522)
(189)
(501)
(166)
(1356)
(211)
(183)
(154)
(309)
(146)
(165)
(151)
(209)
(1008)
(341)
(150)
(502)
(187)
(248)
(144)
(1206)
(158)
(147)
(1274)
(277)
(138)
(159)
(156)
(241)
(140)
(140)
(237)
(195)
(297)
(255)
(612)
(184)
(167)
(1398)
(513)
(217)
(178)
(140)
(171)
(462)
(347)
(1038)
(186)
(456)
(264)
(294)
(422)
(594)
(404)
(177)
(356)
(159)
(485)
(257)
(413)
(534)
(200)
(141)
(143)
(376)
(674)
(198)
(539)
(319)
(386)
(196)
(212)
(695)
(383)
(230)
(259)
(301)
(1264)
(266)
(184)
(248)
(171)
(142)
(164)
(139)
(170)
(179)
(353)
(514)
(1340)
(183)
(151)
(248)
(149)
(459)
(403)
(289)
(740)
(154)
(162)
(207)
(147)
(349)
(234)
(329)
(235)
(241)
(1455)
(556)
(1443)
(294)
(303)
(1645)
(251)
(709)
(141)
(865)
(381)
(1283)
(151)
(157)
(189)
(511)
(430)
(197)
(208)
(341)
(255)
(143)
(248)
(262)
(182)
(145)
(166)
(170)
(1293)
(605)
(184)
(367)
(152)
(159)
(263)
(320)
(245)
(146)
(163)
(407)
(158)
(263)
(759)
(178)
(224)
(151)
(151)
(630)
(297)
(252)
(627)
(412)
(257)
(600)
(231)
(1088)
(461)
(562)
(228)
(162)
(530)
(1122)
(1945)
(172)
(446)
(228)
(212)
(242)
(238)
(266)
(922)
(230)
(207)
(503)
(181)
(193)
(165)
(150)
(790)
(293)
(182)
(147)
(390)
(292)
(283)
(962)
(316)
(396)
(167)
(831)
(539)
(417)
(269)
(252)
(255)
(774)
(206)
(144)
(188)
(170)
(176)
(200)
(4741)
(225)
(887)
(909)
(643)
(539)
(202)
(382)
(311)
(306)
(320)
(2117)
(203)
(292)
(170)
(238)
(220)
(2582)
(3845)
(1020)
(820)
(1346)
(176)
(2013)
(154)
(200)
(206)
(149)
(235)
(259)
(561)
(669)
(1775)
(667)
(1279)
(535)
(325)
(208)
(676)
(495)
(238)
(897)
(373)
(221)
(222)
(204)
(670)
(210)
(251)
(192)
(254)
(145)
(142)
(173)
(169)
(358)
(239)
(192)
(158)
(202)
(407)
(396)
(169)
(531)
(310)
(203)
(739)
(334)
(159)
(383)
(233)
(422)
(165)
(360)
(265)
(400)
(306)
(251)
(188)
(189)
(312)
(230)
(1053)
(773)
(184)
(159)
(195)
(377)
(217)
(1795)
(488)
(491)
(617)
(437)
(1096)
(1299)
(343)
(387)
(256)
(177)
(790)
(502)
(218)
(381)
(668)
(140)
(288)
(971)
(218)
(220)
(566)
(197)
(286)
(295)
(215)
(157)
(172)
(512)
(301)
(206)
(175)
(315)
(154)
(198)
(174)
(279)
(244)
(476)
(160)
(200)
(199)
(164)
(245)
(4695)
(214)
(153)
(156)
(226)
(194)
(227)
(428)
(204)
(578)
(142)
(248)
(442)
(215)
(358)
(473)
(506)
(159)
(188)
(202)
(262)
(171)
(252)
(950)
(215)
(181)
(195)
(307)
(180)
(395)
(444)
(150)
(216)
(316)
(565)
(406)
(349)
(655)
(151)
(7044)
(4695)
(2133)
(297)
(564)
(427)
(169)
(184)
(248)
(282)
(307)
(596)
(169)
(138)
(223)
(2391)
(323)
(1058)
(160)
(816)
(418)
(321)
(157)
(313)
(228)
(247)
(141)
(207)
(158)
(213)
(139)
(167)
(162)
(278)
(254)
(295)
(156)
(754)
(516)
(436)
(780)
(1115)
(256)
(675)
(658)
(161)
(231)
(158)
(445)
(242)
(284)
(213)
(385)
(351)
(267)
(292)
(275)
(144)
(163)
(284)
(148)
(256)
(1140)
(256)
(391)
(180)
(148)
(257)
(310)
(162)
(465)
(539)
(201)
(524)
(170)
(267)
(255)
(147)
(212)
(197)
(256)
(2623)
(230)
(186)
(888)
(147)
(373)
(283)
(270)
(235)
(181)
(165)
(622)
(149)
(140)
(154)
(175)
(174)
(606)
(239)
(165)
(140)
(159)
(542)
(308)
(168)
(167)
(929)
(175)
(178)
(772)
(630)
(2586)
(225)
(996)
(160)
(2420)
(190)
(232)
(166)
(534)
(538)
(419)
(443)
(362)
(154)
(1054)
(1105)
(284)
(340)
(540)
(184)
(487)
(799)
(971)
(281)
(146)
(159)
(245)
(468)
(925)
(1528)
(756)
(272)
(456)
(142)
(319)
(347)
(1279)
(193)
(211)
(192)
(163)
(306)
(291)
(175)
(5912)
(793)
(163)
(1476)
(2180)
(1706)
(706)
(1626)
(154)
(692)
(198)
(237)
(693)
(511)
(348)
(185)
(356)
(205)
(797)
(560)
(155)
(360)
(681)
(666)
(3600)
(1958)
(1796)
(606)
(287)
(234)
(779)
(173)
(202)
(152)
(1288)
(192)
(396)
(464)
(326)
(259)
(139)
(138)
(334)
(207)
(510)
(297)
(172)
(337)
(151)
(647)
(197)
(147)
(432)
(603)
(783)
(1072)
(1668)
(368)
(441)
(468)
(567)
(342)
(153)
(147)
(212)
(180)
(168)
(176)
(165)
(382)
(139)
(330)
(788)
(244)
(139)
(2238)
(206)
(160)
(205)
(333)
(141)
(251)
(167)
(182)
(795)
(1882)
(254)
(936)
(770)
(395)
(258)
(203)
(146)
(141)
(160)
(198)
(403)
(161)
(180)
(451)
(264)
(178)
(284)
(640)
(359)
(217)
(286)
(501)
(206)
(145)
(297)
(595)
(192)
(153)
(288)
(158)
(200)
(235)
(334)
(212)
(151)
(149)
(268)
(888)
(158)
(795)
(489)
(214)
(251)
(205)
(157)
(321)
(890)
(1260)
(197)
(262)
(477)
(689)
(338)
(345)
(222)
(197)
(399)
(372)
(172)
(179)
(193)
(403)
(349)
(283)
(438)
(872)
(597)
(808)
(339)
(820)
(2764)
(190)
(141)
(150)
(456)
(284)
(152)
(886)
(238)
(1381)
(755)
(509)
(207)
(331)
(265)
(242)
(217)
(420)
(435)
(181)
(274)
(259)
(139)
(274)
(177)
(187)
(863)
(424)
(453)
(935)
(240)
(156)
(346)
(202)
(1076)
(500)
(749)
(2984)
(393)
(152)
(213)
(193)
(200)
(755)
(2266)
(3410)
(257)
(489)
(2350)
(256)
(171)
(154)
(241)
(372)
(234)
(177)
(1045)
(182)
(210)
(195)
(2895)
(310)
(2135)
(3340)
(1486)
(159)
(2410)
(1328)
(1082)
(215)
(1102)
(358)
(805)
(1383)
(448)
(348)
(325)
(1464)
(310)
(745)
(192)
(146)
(142)
(309)
(414)
(616)
(199)
(233)
(164)
(232)
(210)
(860)
(219)
(352)
(449)
(325)
(257)
(303)
(254)
(339)
(713)
(414)
(147)
(218)
(263)
(226)
(194)
(240)
(177)
(298)
(580)
(201)
(629)
(484)
(246)
(589)
(209)
(327)
(696)
(3487)
(1124)
(298)
(934)
(198)
(193)
(139)
(1813)
(156)
(1276)
(489)
(258)
(305)
(238)
(157)
(258)
(262)
(144)
(139)
(285)
(475)
(886)
(415)
(353)
(207)
(152)
(290)
(138)
(1270)
(633)
(625)
(3804)
(286)
(210)
(3633)
(928)
(329)
(459)
(593)
(244)
(433)
(160)
(452)
(1676)
(733)
(613)
(311)
(468)
(144)
(412)
(151)
(1270)
(240)
(199)
(904)
(208)
(375)
(245)
(318)
(163)
(146)
(178)
(183)
(265)
(233)
(222)
(159)
(139)
(179)
(224)
(184)
(314)
(336)
(162)
(2993)
(1921)
(1555)
(144)
(3037)
(255)
(1869)
(236)
(1775)
(3135)
(2060)
(2126)
(180)
(914)
(4163)
(946)
(371)
(196)
(472)
(173)
(506)
(1577)
(247)
(169)
(431)
(308)
(623)
(586)
(336)
0 of 1000
(1)
(1)
(1)
0 of 3
Showing 941 - 960 of 83319 results
  • Clusters of Emerging MultidrugResistant Organisms in US Health Care Facilities During the Initial Months of the SARSCoV2 Pandemic
    Clusters of Emerging Multidrug-Resistant Organisms in US Health Care Facilities During the Initial Months of the SARS-CoV-2 Pandemic
    Bhaurla S ;
    Brennan B
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    Background: Outbreaks of emerging multidrug-resistant organisms (eMDROs), including carbapenem-resistant Enterobacterales, carbapenem-resistant Acinetobacter baumannii, and Candida auris, have been reported among severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) patients. We describe eMDRO clusters in SARS-CoV-2 units and associated infe ...
    Public Domain
  • Sexual Harassment Beliefs and Myth Acceptance Among Hispanic and Indigenous Farmworkers in California USA and Michoacn Mexico
    Sexual Harassment Beliefs and Myth Acceptance Among Hispanic and Indigenous Farmworkers in California (USA) and Michoacán (Mexico)
    McCurdy SA ;
    Prado KY
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    We explore workplace sexual harassment (WSH) myth acceptance, bystander discomfort, and beliefs among farmworkers in California, USA, and Michoacán, Mexico. Surveys were conducted with the guidance of community advisory boards among 197 farmworkers (38 men and 59 women in California; 40 men and 60 women in Michoacán). Men and women in Michoacán had ...
  • Characterization of Rock Fractures for Fractal Modeling of Radon Gas Transport
    Characterization of Rock Fractures for Fractal Modeling of Radon Gas Transport
    Ajayi KM ;
    Ayo-Bali A
    2024/12/01 | Mining Publications
    Enhancing the predictability of radon flux in fractured environments, particularly in confined spaces, is a crucial step towards mitigating the profound health risks associated with radon gas exposure. However, previous models on fluid transport through fractured rock have focused on the relationship between radon flux and aperture in fractures and ...
    Public Domain
  • Nerve Agent Exposure and Physiological Stress Alter Brain Microstructure and Immune Profiles After Inflammatory Challenge in a LongTerm Rat Model of Gulf War Illness
    Nerve Agent Exposure and Physiological Stress Alter Brain Microstructure and Immune Profiles After Inflammatory Challenge in a Long-Term Rat Model of Gulf War Illness
    Cheng C-H ;
    Chiplunkar VP
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    Gulf War Illness (GWI) is a disorder experienced by many veterans of the 1991 Gulf War, with symptoms including fatigue, chronic pain, respiratory and memory problems. Exposure to toxic chemicals during the war, such as oil well fire smoke, pesticides, physiological stress, and nerve agents, is thought to have triggered abnormal neuroinflammatory r ...
    Public Domain
  • Optimizing Ventilation in Medium and ShortTerm Mine Planning
    Optimizing Ventilation in Medium- and Short-Term Mine Planning
    Ayaburi J ;
    Bienstock D
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    Mine planners utilize production schedules to determine when activities should be executed, e.g., blocks of ore should be extracted; a medium-term schedule maximizes net present value associated with activity execution while a short-term schedule reacts to unforeseen events. Both types of schedules conform to spatial precedence and resource restric ...
  • Examining Childhood and Adulthood Stressors as Risk Factors for Gestational Diabetes Mellitus in Working Pregnant Individuals A Prospective Cohort Study
    Examining Childhood and Adulthood Stressors as Risk Factors for Gestational Diabetes Mellitus in Working Pregnant Individuals: A Prospective Cohort Study
    Britt J ;
    Chen L
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    Aims: This study aimed to examine the individual and joint associations of adverse childhood experiences (ACEs) and maternal work and non-work related stressors with the risk of gestational diabetes mellitus (GDM). Methods: Working pregnant individuals (n = 1163) from a United States (U.S.) prospective cohort conducted in South Carolina between 201 ...
  • Ohio Farmworkers and HeatRelated Illness Prevention A Focused Ethnography
    Ohio Farmworkers and Heat-Related Illness Prevention: A Focused Ethnography
    Bhattacharya, Amit ;
    Edgerly A
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    Objective: The aim of the study is to understand farmworkers' knowledge of heat-related illness prevention and behavioral and cultural factors related to heat-related illness (HRI) prevention. Methods: The theory of planned behavior and an ethnographic study design were used. Data collection consisted of observations and interviews. Recorded interv ...
  • Tetrachloroethylene Exposure and Neurobehavioral Performance Among Children Living Near Multiple Contamination Sites
    Tetrachloroethylene Exposure and Neurobehavioral Performance Among Children Living Near Multiple Contamination Sites
    Alajlouni M ;
    Bozymski M
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    Background: Tetrachloroethylene (PCE) is a known neurotoxicant mainly observed in populations with high level occupational exposure. Health effects of low-level community exposure are poorly understood. This study evaluated PCE exposure and neurobehavioral performance in 6 to 11-year-old children living in a community with multiple PCE contaminatio ...
  • WorkRelated Factors Associated with Psychological Distress Among Grocery Workers During the COVID19 Pandemic
    Work-Related Factors Associated with Psychological Distress Among Grocery Workers During the COVID-19 Pandemic
    Durocher B ;
    Esquivel NS
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    Introduction: During the COVID-19 pandemic, grocery workers experienced new (in addition to existing) work-related stressors that put them at risk for psychological distress. This study uses the job demands-resources theory to identify and describe the job demands and resources associated with grocery worker distress. Methods: This study analyzed d ...
    Public Domain
  • WholeofSchool Physical Activity Promotion Findings from Elementary Schools in the United States
    Whole-of-School Physical Activity Promotion: Findings from Elementary Schools in the United States
    Craig DW ;
    DeFina LF
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    Introduction: Schools can support students' participation in physical activity by offering opportunities consistent with a Whole-of-School (WOS) approach; however, the extent to which physical activity opportunities are provided and how school-level characteristics associate with their use remains unclear. This study examined how elementary schools ...
  • When Things Go South It Does Affect You Perceptions of VibrioRelated Occupational Risk and Harm Among Chesapeake Bay USABased Watermen
    When Things Go South, It Does Affect You: Perceptions of Vibrio-Related Occupational Risk and Harm Among Chesapeake Bay, USA,-Based Watermen
    Barnett DJ ;
    Bulzacchelli MT
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    Commercial fishing is a dangerous profession with known hazards for musculoskeletal injuries, yet minimal examination of microbiological or attendant psychosocial hazards from water- and food-borne pathogens like Vibrio vulnificus and V. parahaemolyticus exists. Improving knowledge of Vibrio-related hazards addresses Total Worker Health® concerns f ...
  • Comparative In Vitro Toxicity of Compositionally Distinct Thermal Spray Particulates in Human Bronchial Cells
    Comparative In Vitro Toxicity of Compositionally Distinct Thermal Spray Particulates in Human Bronchial Cells
    Afshari AA ;
    Antonini JM
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    Thermal spray, in general, is a process that involves forcing a melted substance, such as metal or ceramic in the form of wire or powder, onto the surface of a targeted object to enhance its desired surface properties. In this paper, the melted substance is metal wire generated by an electric arc and forcibly coated on a rotary iron substrate using ...
    Public Domain
  • Functional Disabilities and Adverse WellBeing by COVID19 and Long COVID History and Employment Status 2022 Behavioral Risk Factor Surveillance System
    Functional Disabilities and Adverse Well-Being by COVID-19 and Long COVID History and Employment Status: 2022 Behavioral Risk Factor Surveillance System
    Ford ND ;
    Li J
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    Background: Long COVID can lead to functional disabilities and decreased well-being and limit the ability to work. No study has yet assessed associations of SARS-CoV-2-infection and Long COVID with specific measures of well-being and functional disabilities among workers by employment status. Methods: Using data from the U.S. Behavioral Risk Factor ...
    Public Domain
  • Construction Site Noise Exposure Assessment Using Binaural Measurements and Analysis
    Construction Site Noise Exposure Assessment Using Binaural Measurements and Analysis
    Best V ;
    Esmaeili B
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    Acoustic measures of construction site noise are important for hearing loss prevention and safety. This work examines noise exposure assessment using binaural measurements to pave the way for more accurate noise characterization and hearing loss prevention in loud workplaces. Recordings were made over three days on a construction site, and noise ex ...
  • Evaluating the Impact of Laundering on the Electrical Performance of Wearable Photovoltaic Cells A Comparative Study of Current Consistency and Resistance
    Evaluating the Impact of Laundering on the Electrical Performance of Wearable Photovoltaic Cells: A Comparative Study of Current Consistency and Resistance
    Burch RFV ;
    Freeman C
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    Wearable photovoltaic technology has been prominent in recent years because electronic devices need to be powered continuously without reliance on traditional methods. However, the practical adoption of wearable PV cells is hindered by the need for laundering, potentially degrading performance. This research compared PV cells' maximum current and e ...
  • Generalized Extraction of Bolts Mesh and Rock in Tunnel Point Clouds A Critical Comparison of Geometric FeatureBased Methods Using Random Forest and Neural Networks
    Generalized Extraction of Bolts, Mesh, and Rock in Tunnel Point Clouds: A Critical Comparison of Geometric Feature-Based Methods Using Random Forest and Neural Networks
    Walton G ;
    Weidner L
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    Automatically identifying mine and tunnel infrastructure elements, such as rock bolts, from point cloud data improves deformation and quality control analyses and could ultimately contribute to improved safety on engineering projects. However, we hypothesize that existing methods are sensitive to small changes in object characteristics across datas ...
  • Designing Work for Healthy Sleep A Multidimensional Latent Transition Approach to Employee Sleep Health
    Designing Work for Healthy Sleep: A Multidimensional, Latent Transition Approach to Employee Sleep Health
    Allen TD ;
    Almeida DM
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    Healthy sleep is essential to employee well-being and productivity, but many modern workers do not obtain adequate sleep. Are technology-related changes to job design (i.e., computer use, sedentary work, nontraditional work schedules) related to long-term worsening of employee sleep health? The present study seeks to address this question using nat ...
  • Efficacy of Powered AirPurifying Respirators PAPRs for Source Control of Simulated Respiratory Aerosols
    Efficacy of Powered Air-Purifying Respirators (PAPRs) for Source Control of Simulated Respiratory Aerosols
    Blachere, Francoise M. ;
    Derk RC
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    Background: Loose-fitting powered air-purifying respirators (PAPRs) are a popular alternative to the use of filtering facepiece respirators for health care workers. Although PAPRs protect the wearer from aerosol particles, their ability to block infectious aerosol particles exhaled by the wearer from being released into the environment (called sour ...
    Public Domain
  • Proceedings from a National Summit on Workplace Mental Health and WellBeing A Focus on the Graduate Academic Environment
    Proceedings from a National Summit on Workplace Mental Health and Well-Being: A Focus on the Graduate Academic Environment
    Davis MF ;
    Goetzel, Ron Z.
    2024/12/01 | National Institute for Occupational Safety and Health (NIOSH)
    Objective: The aim of the study is to spotlight the challenges, gaps, and opportunities to improve workforce mental health and well-being in higher education institutions. Methods: We convened a full-day summit of subject matter experts from academia, business, government, and practice to share research and best practices on workplace mental health ...
  • Officers Stay Safe from Needlesticks
    Officers: Stay Safe from Needlesticks!
    Afanuh, Susan E. ;
    De Perio, Marie A.
    2024/12/01 | NIOSH Numbered Publications
    Law enforcement officers may be exposed to needlesticks and other sharps injuries, putting them at risk for hepatitis B and C (HBV, HCV) and human immunodeficiency virus (HIV). NIOSH recommends steps for employers and employees to reduce the risk of sharps injuries. [Description provided by NIOSH]
    Public Domain
941 - 960 / 83319
 Was this page helpful?
 Found an issue?
Send us an email at: publishinghd@cdc.gov