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Public Health Resources
Public Health Resources includes thousands of CDC public health publications from the wide variety of CDC centers, institutes, and offices that are not represented in other Stacks collections.
2023/06/22
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Healthy Brain Initiative Road Map Series
Since the initial creation of the Healthy Brain Initiative (HBI) in 2005, HBI partners have worked together to implement public health strategies that promote brain health, address dementia and support people with dementia and their caregivers. The Healthy Brain Initiative Road Map Series guides this effort by creating a framework for public health
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Public Domain
Alzheimer's Association, & Centers for Disease Control and Prevention (U.S.) (2023). Healthy Brain Initiative: State and Local Road Map for Public Health, 2023-2027. Centers for Disease Control and Prevention (U.S.). https://www.doi.org/10.15620/cdc/131070
Alzheimer's Association and Centers for Disease Control and Prevention (U.S.). Healthy Brain Initiative: State and Local Road Map for Public Health, 2023-2027. Centers for Disease Control and Prevention (U.S.), 2023. https://www.doi.org/10.15620/cdc/131070.
Alzheimer's Association, et al. Healthy Brain Initiative: State and Local Road Map for Public Health, 2023-2027. Centers for Disease Control and Prevention (U.S.), 2023, Stacks. https://www.doi.org/10.15620/cdc/131070.
National Association of Chronic Disease Directors
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Nov. 9, 2021
It is normal for your brain to change as you get older. A healthy diet may reduce your risk for memory loss and confusion. A healthy diet can help to improve your overall health, including brain health.
National Association of Chronic Disease Directors, & Centers for Disease Control and Prevention (U.S.) (2021). Healthy Diet. Healthy Brain. National Association of Chronic Disease Directors. https://stacks.cdc.gov/view/cdc/147110
National Association of Chronic Disease Directors and Centers for Disease Control and Prevention (U.S.). Healthy Diet. Healthy Brain. National Association of Chronic Disease Directors, 2021. https://stacks.cdc.gov/view/cdc/147110.
National Association of Chronic Disease Directors, et al. Healthy Diet. Healthy Brain. National Association of Chronic Disease Directors, 2021, Stacks. https://stacks.cdc.gov/view/cdc/147110.
National Association of Chronic Disease Directors
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Aug. 15, 2023
It is normal for your brain to change as you get older. It is also common to have hearing loss as you get older. Untreated hearing loss makes your brain work harder to understand what you are hearing. This can put you at risk for memory loss and confusion. If you already have hearing loss, take steps so you don’t lose more. Hearing aids may be help
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National Association of Chronic Disease Directors, & Centers for Disease Control and Prevention (U.S.) (2023). Healthy Hearing. Healthy Brain. National Association of Chronic Disease Directors. https://stacks.cdc.gov/view/cdc/148384
National Association of Chronic Disease Directors and Centers for Disease Control and Prevention (U.S.). Healthy Hearing. Healthy Brain. National Association of Chronic Disease Directors, 2023. https://stacks.cdc.gov/view/cdc/148384.
National Association of Chronic Disease Directors, et al. Healthy Hearing. Healthy Brain. National Association of Chronic Disease Directors, 2023, Stacks. https://stacks.cdc.gov/view/cdc/148384.
Association of State and Territorial Health Officials (U.S.)
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3/19/19
5.7 million Americans have Alzheimer's disease. 1 in 10 people age 65 and older has Alzheimer's. 1 in 3 American Indians over 65 develops demtia, including Alzheimer's. Elders with heart disease, high blood pressure, or diabetes have a much higher risk of developing Alzheimer's or other dementias. Make and appointment with your doctor today to talk
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Association of State and Territorial Health Officials (U.S.), International Association for Indigenous Aging, & National Center for Chronic Disease Prevention and Health Promotion (U.S.). Division of Population Health. Healthy Aging Program (2019). Healthy Heart, Healthy Brain...The River of Life Flows Through the Heart, Protecting the Mind and Body [11x17 vertical poster]. Centers for Disease Control and Prevention (U.S.). https://stacks.cdc.gov/view/cdc/77958
Association of State and Territorial Health Officials (U.S.), International Association for Indigenous Aging, and National Center for Chronic Disease Prevention and Health Promotion (U.S.). Division of Population Health. Healthy Aging Program. Healthy Heart, Healthy Brain...The River of Life Flows Through the Heart, Protecting the Mind and Body [11x17 vertical poster]. Centers for Disease Control and Prevention (U.S.), 2019. https://stacks.cdc.gov/view/cdc/77958.
Association of State and Territorial Health Officials (U.S.), et al. Healthy Heart, Healthy Brain...The River of Life Flows Through the Heart, Protecting the Mind and Body [11x17 vertical poster]. Centers for Disease Control and Prevention (U.S.), 2019, Stacks. https://stacks.cdc.gov/view/cdc/77958.
Association of State and Territorial Health Officials (U.S.)
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3/19/19
1 in 3 American Indians over 65 develops demtia, including Alzheimer's. Make and appointment with your doctor today to talk about how to keep your mind and heart healthy.The vertical and horizontal posters are intended for American Indian and Alaska Native communities and can be posted in senior centers and inter-tribal organizations, healthcare fa
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Association of State and Territorial Health Officials (U.S.), International Association for Indigenous Aging, & National Center for Chronic Disease Prevention and Health Promotion (U.S.). Division of Population Health. Healthy Aging Program (2019). Healthy Heart, Healthy Brain...The River of Life Flows Through the Heart, Protecting the Mind and Body [17x11 horizontal poster]. Centers for Disease Control and Prevention (U.S.). https://stacks.cdc.gov/view/cdc/77957
Association of State and Territorial Health Officials (U.S.), International Association for Indigenous Aging, and National Center for Chronic Disease Prevention and Health Promotion (U.S.). Division of Population Health. Healthy Aging Program. Healthy Heart, Healthy Brain...The River of Life Flows Through the Heart, Protecting the Mind and Body [17x11 horizontal poster]. Centers for Disease Control and Prevention (U.S.), 2019. https://stacks.cdc.gov/view/cdc/77957.
Association of State and Territorial Health Officials (U.S.), et al. Healthy Heart, Healthy Brain...The River of Life Flows Through the Heart, Protecting the Mind and Body [17x11 horizontal poster]. Centers for Disease Control and Prevention (U.S.), 2019, Stacks. https://stacks.cdc.gov/view/cdc/77957.
Association of State and Territorial Health Officials (U.S.)
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3/19/19
5.7 million Americans have Alzheimer's disease. 1 in 10 people age 65 and older has Alzheimer's. 1 in 3 American Indians over 65 develops demtia, including Alzheimer's. Elders with heart disease, high blood pressure, or diabetes have a much higher risk of developing Alzheimer's or other dementias. Take the key steps for healthy mind, heart, and bod
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Association of State and Territorial Health Officials (U.S.), International Association for Indigenous Aging, & National Center for Chronic Disease Prevention and Health Promotion (U.S.). Division of Population Health. Healthy Aging Program (2019). Healthy Heart, Healthy Brain...The River of Life Flows Through the Heart, Protecting the Mind and Body [2-page handout]. Centers for Disease Control and Prevention (U.S.). https://stacks.cdc.gov/view/cdc/77960
Association of State and Territorial Health Officials (U.S.), International Association for Indigenous Aging, and National Center for Chronic Disease Prevention and Health Promotion (U.S.). Division of Population Health. Healthy Aging Program. Healthy Heart, Healthy Brain...The River of Life Flows Through the Heart, Protecting the Mind and Body [2-page handout]. Centers for Disease Control and Prevention (U.S.), 2019. https://stacks.cdc.gov/view/cdc/77960.
Association of State and Territorial Health Officials (U.S.), et al. Healthy Heart, Healthy Brain...The River of Life Flows Through the Heart, Protecting the Mind and Body [2-page handout]. Centers for Disease Control and Prevention (U.S.), 2019, Stacks. https://stacks.cdc.gov/view/cdc/77960.
Association of State and Territorial Health Officials (U.S.)
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3/19/19
Guidance for primary care providers - Key Brain Health Promotion Facts: 1 out of 3 American Indians who live to 65 will develop dementia. Native elders with heart disease, high blood pressure, diabetes, or depression have a higher risk for Alzheimer's disease or dementia. Evidence for the following three interventions for healthy brain promotion ar
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Association of State and Territorial Health Officials (U.S.), International Association for Indigenous Aging, & National Center for Chronic Disease Prevention and Health Promotion (U.S.). Division of Population Health. Healthy Aging Program (2019). Healthy Heart, Healthy Brain…Talking to American Indian and Alaska Native Patients About Brain Health. Centers for Disease Control and Prevention (U.S.). https://stacks.cdc.gov/view/cdc/77959
Association of State and Territorial Health Officials (U.S.), International Association for Indigenous Aging, and National Center for Chronic Disease Prevention and Health Promotion (U.S.). Division of Population Health. Healthy Aging Program. Healthy Heart, Healthy Brain…Talking to American Indian and Alaska Native Patients About Brain Health. Centers for Disease Control and Prevention (U.S.), 2019. https://stacks.cdc.gov/view/cdc/77959.
Association of State and Territorial Health Officials (U.S.), et al. Healthy Heart, Healthy Brain…Talking to American Indian and Alaska Native Patients About Brain Health. Centers for Disease Control and Prevention (U.S.), 2019, Stacks. https://stacks.cdc.gov/view/cdc/77959.
National Center for Environmental Health (U.S.). Vessel Sanitation Program
2024/02/07
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National Center for Environmental Health (NCEH)
This infographic describes what you can do to limit the spread of AGE: Report your illness if you are sick; Wash hands often; Take care of yourself; and, Leave the area if you see someone get sick, and report it to cruise staff.
Supporting FilesPublic Domain
National Center for Environmental Health (U.S.). Vessel Sanitation Program (2024). Help Limit the Spread of Acute Gastroenteritis [2024]. Centers for Disease Control and Prevention (CDC) (U.S.). https://stacks.cdc.gov/view/cdc/256293
National Center for Environmental Health (U.S.). Vessel Sanitation Program. Help Limit the Spread of Acute Gastroenteritis [2024]. Centers for Disease Control and Prevention (CDC) (U.S.), 2024. https://stacks.cdc.gov/view/cdc/256293.
National Center for Environmental Health (U.S.). Vessel Sanitation Program Help Limit the Spread of Acute Gastroenteritis [2024]. Centers for Disease Control and Prevention (CDC) (U.S.), 2024, Stacks. https://stacks.cdc.gov/view/cdc/256293.
National Center for Chronic Disease Prevention and Health Promotion. Division for Heart Disease and Stroke Prevention
07/03/2025
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DHDSP Health Care Maps
Around 49 million U.S. adults lack timely access to advanced stroke care in areas that have high levels of risk factors--where every minute matters. These maps display 30- and 60-minute drive times to advanced stroke care centers in each state, pointing to opportunitities where strengthening stroke prevention education, telehealth infrastructure, a
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Public Domain
National Center for Chronic Disease Prevention and Health Promotion. Division for Heart Disease and Stroke Prevention (2025). IA: Drive Time to Advanced Stroke Care. Centers for Disease Control and Prevention (U.S.). https://stacks.cdc.gov/view/cdc/232236
National Center for Chronic Disease Prevention and Health Promotion. Division for Heart Disease and Stroke Prevention. IA: Drive Time to Advanced Stroke Care. Centers for Disease Control and Prevention (U.S.), 2025. https://stacks.cdc.gov/view/cdc/232236.
National Center for Chronic Disease Prevention and Health Promotion. Division for Heart Disease and Stroke Prevention IA: Drive Time to Advanced Stroke Care. Centers for Disease Control and Prevention (U.S.), 2025, Stacks. https://stacks.cdc.gov/view/cdc/232236.
National Center for Chronic Disease Prevention and Health Promotion. Division for Heart Disease and Stroke Prevention
07/03/2025
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DHDSP Health Care Maps
Around 49 million U.S. adults lack timely access to advanced stroke care in areas that have high levels of risk factors--where every minute matters. These maps display 30- and 60-minute drive times to advanced stroke care centers in each state, pointing to opportunitities where strengthening stroke prevention education, telehealth infrastructure, a
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Public Domain
National Center for Chronic Disease Prevention and Health Promotion. Division for Heart Disease and Stroke Prevention (2025). ID: Drive Time to Advanced Stroke Care. Centers for Disease Control and Prevention (U.S.). https://stacks.cdc.gov/view/cdc/232237
National Center for Chronic Disease Prevention and Health Promotion. Division for Heart Disease and Stroke Prevention. ID: Drive Time to Advanced Stroke Care. Centers for Disease Control and Prevention (U.S.), 2025. https://stacks.cdc.gov/view/cdc/232237.
National Center for Chronic Disease Prevention and Health Promotion. Division for Heart Disease and Stroke Prevention ID: Drive Time to Advanced Stroke Care. Centers for Disease Control and Prevention (U.S.), 2025, Stacks. https://stacks.cdc.gov/view/cdc/232237.
National Center for Chronic Disease Prevention and Health Promotion. Division for Heart Disease and Stroke Prevention
07/03/2025
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DHDSP Health Care Maps
Around 49 million U.S. adults lack timely access to advanced stroke care in areas that have high levels of risk factors--where every minute matters. These maps display 30- and 60-minute drive times to advanced stroke care centers in each state, pointing to opportunitities where strengthening stroke prevention education, telehealth infrastructure, a
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Public Domain
National Center for Chronic Disease Prevention and Health Promotion. Division for Heart Disease and Stroke Prevention (2025). IL: Drive Time to Advanced Stroke Care. Centers for Disease Control and Prevention (U.S.). https://stacks.cdc.gov/view/cdc/232238
National Center for Chronic Disease Prevention and Health Promotion. Division for Heart Disease and Stroke Prevention. IL: Drive Time to Advanced Stroke Care. Centers for Disease Control and Prevention (U.S.), 2025. https://stacks.cdc.gov/view/cdc/232238.
National Center for Chronic Disease Prevention and Health Promotion. Division for Heart Disease and Stroke Prevention IL: Drive Time to Advanced Stroke Care. Centers for Disease Control and Prevention (U.S.), 2025, Stacks. https://stacks.cdc.gov/view/cdc/232238.
National Center for Chronic Disease Prevention and Health Promotion. Division for Heart Disease and Stroke Prevention
07/03/2025
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DHDSP Health Care Maps
Around 49 million U.S. adults lack timely access to advanced stroke care in areas that have high levels of risk factors--where every minute matters. These maps display 30- and 60-minute drive times to advanced stroke care centers in each state, pointing to opportunitities where strengthening stroke prevention education, telehealth infrastructure, a
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Public Domain
National Center for Chronic Disease Prevention and Health Promotion. Division for Heart Disease and Stroke Prevention (2025). IN: Drive Time to Advanced Stroke Care. Centers for Disease Control and Prevention (U.S.). https://stacks.cdc.gov/view/cdc/232239
National Center for Chronic Disease Prevention and Health Promotion. Division for Heart Disease and Stroke Prevention. IN: Drive Time to Advanced Stroke Care. Centers for Disease Control and Prevention (U.S.), 2025. https://stacks.cdc.gov/view/cdc/232239.
National Center for Chronic Disease Prevention and Health Promotion. Division for Heart Disease and Stroke Prevention IN: Drive Time to Advanced Stroke Care. Centers for Disease Control and Prevention (U.S.), 2025, Stacks. https://stacks.cdc.gov/view/cdc/232239.
National Center for Chronic Disease Prevention and Health Promotion (U.S.). Division of Cancer Prevention and Control
11/1/2022
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U.S. Cancer Statistics Data Brief
Incidence of Selected Cancers
Public Domain
National Center for Chronic Disease Prevention and Health Promotion (U.S.). Division of Cancer Prevention and Control (2022). Incidence of Selected Cancers in Non-Hispanic American Indian and Alaska Native Adolescent and Young Adult (AYA) Populations, 1999–2019 (Purchased/Referred Care Delivery Areas). https://dx.doi.org/10.15620/cdc:125246
National Center for Chronic Disease Prevention and Health Promotion (U.S.). Division of Cancer Prevention and Control. Incidence of Selected Cancers in Non-Hispanic American Indian and Alaska Native Adolescent and Young Adult (AYA) Populations, 1999–2019 (Purchased/Referred Care Delivery Areas). 2022. https://dx.doi.org/10.15620/cdc:125246.
National Center for Chronic Disease Prevention and Health Promotion (U.S.). Division of Cancer Prevention and Control Incidence of Selected Cancers in Non-Hispanic American Indian and Alaska Native Adolescent and Young Adult (AYA) Populations, 1999–2019 (Purchased/Referred Care Delivery Areas). 2022, Stacks. https://dx.doi.org/10.15620/cdc:125246.
Centers for Disease Control and Prevention (U.S). Office of Public Health Preparedness and Response. Division of Select Agents and Toxins.
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May 2017
Under the provisions of select agent regulations (7 CFR §331.14, 9 CFR §121.14, and 42 CFR §73.14), an entity registered with the Federal Select Agent Program is required to have plans in place in the event of a natural and/or man-made disaster. This guide is to assist the regulated community in developing a site-specific incident response plan to
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Public Domain
Centers for Disease Control and Prevention (U.S). Office of Public Health Preparedness and Response. Division of Select Agents and Toxins., & United States. Animal and Plant Health Inspection Service. Agriculture Select Agent Program. (2017). Incident response plan guidance (42 CFR § 73.11, 7 CFR § 331.11, and 9 CFR § 121.11). https://stacks.cdc.gov/view/cdc/47311
Centers for Disease Control and Prevention (U.S). Office of Public Health Preparedness and Response. Division of Select Agents and Toxins. and United States. Animal and Plant Health Inspection Service. Agriculture Select Agent Program.. Incident response plan guidance (42 CFR § 73.11, 7 CFR § 331.11, and 9 CFR § 121.11). 2017. https://stacks.cdc.gov/view/cdc/47311.
Centers for Disease Control and Prevention (U.S). Office of Public Health Preparedness and Response. Division of Select Agents and Toxins., et al. Incident response plan guidance (42 CFR § 73.11, 7 CFR § 331.11, and 9 CFR § 121.11). 2017, Stacks. https://stacks.cdc.gov/view/cdc/47311.
2019/07/01
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National Center for Chronic Disease Prevention and Health Promotion (NCCDPHP)
Several public health efforts are aimed at improving the health and well-being of American Indian/Alaska Native (AI/AN) communities. These programs and resources help address chronic conditions and improve the public health response throughout Indian Country. AI/AN leaders can use these efforts to incorporate into their broad response to Alzheimer'
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Public Domain
Alzheimer's Association, & Centers for Disease Control and Prevention (U.S.) (2019). Indian Country Public Health Programs: Healthy Brain Initiative: Road Map for Indian Country. Alzheimer's Association. https://stacks.cdc.gov/view/cdc/176836
Alzheimer's Association and Centers for Disease Control and Prevention (U.S.). Indian Country Public Health Programs: Healthy Brain Initiative: Road Map for Indian Country. Alzheimer's Association, 2019. https://stacks.cdc.gov/view/cdc/176836.
Alzheimer's Association, et al. Indian Country Public Health Programs: Healthy Brain Initiative: Road Map for Indian Country. Alzheimer's Association, 2019, Stacks. https://stacks.cdc.gov/view/cdc/176836.
"1973-1974 (September 1973 through August 1974): ln the 1973-1974 season, epidemics of influenza B occurred throughout central and eastern United States in January and February. Numerous reports of morbidity due to influenza B were received, and deaths due to pneumonia and influenza hovered at the epidemic threshold from January through April. Infl
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Public Domain
Center for Disease Control. Respiratory and Special Pathogens Branch., Center for Disease Control. Laboratory Branch. Respiratory Virology Unit., United States. Public Health Service. Office of the Surgeon General. Advisory Committee on Immunization Practice., & World Health Organization International Influenza Center for the Americas (1976). Influenza Surveillance Report No. 90, 1973–1974 and 1974–1975. https://stacks.cdc.gov/view/cdc/286
Center for Disease Control. Respiratory and Special Pathogens Branch., Center for Disease Control. Laboratory Branch. Respiratory Virology Unit., United States. Public Health Service. Office of the Surgeon General. Advisory Committee on Immunization Practice., and World Health Organization International Influenza Center for the Americas. Influenza Surveillance Report No. 90, 1973–1974 and 1974–1975. 1976. https://stacks.cdc.gov/view/cdc/286.
Center for Disease Control. Respiratory and Special Pathogens Branch., et al. Influenza Surveillance Report No. 90, 1973–1974 and 1974–1975. 1976, Stacks. https://stacks.cdc.gov/view/cdc/286.
"The 1975-1976 influenza season was noteworthy because of several events. a) An H3N2 influenza virus (A/Victoria/3/75), isolated first in April 1975, caused a widespread epidemic late in the influenza season in the United States. Based on pneumonia and influenza-associated mortality which peaked in February and March 1976, this was the most severe
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Public Domain
Center for Disease Control. Immunization Division., Center for Disease Control. Bureau of Bureau of Epidemiology. Respiratory and Special Pathogens Branch., Center for Disease Control. Bureau of Laboratories. Respiratory Virology Branch., United States. Public Health Service. Office of the Surgeon General. Advisory Committee on Immunization Practice., & World Health Organization. International Influenza Center for the Americas (1977). Influenza surveillance report no. 91, 1975-1976. https://stacks.cdc.gov/view/cdc/287
Center for Disease Control. Immunization Division., Center for Disease Control. Bureau of Bureau of Epidemiology. Respiratory and Special Pathogens Branch., Center for Disease Control. Bureau of Laboratories. Respiratory Virology Branch., United States. Public Health Service. Office of the Surgeon General. Advisory Committee on Immunization Practice., and World Health Organization. International Influenza Center for the Americas. Influenza surveillance report no. 91, 1975-1976. 1977. https://stacks.cdc.gov/view/cdc/287.
Center for Disease Control. Immunization Division., et al. Influenza surveillance report no. 91, 1975-1976. 1977, Stacks. https://stacks.cdc.gov/view/cdc/287.
Center for Disease Control. Immunization Division
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January 1981
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Influenza surveillance report ; no. 92
"The 1976-77 influenza season (September 1976 through June 1977) was a mild one characterized primarily by type B influenza infections. Mortality from influenza and pneumonia never exceeded the epidemic threshold in the United States that year. The season was remarkable, however, because of several events. (a.) In February 1976 an outbreak of confi
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Public Domain
Center for Disease Control. Immunization Division, Center for Disease Control. Bureau of Epidemiology. Consolidated Surveillance and Communication Activity., Center for Disease Control. Bureau of Epidemiology. Enteric and Neurotropic Viral Diseases Branch., Center for Disease Control. Bureau of Laboratories. Respiratory Virology Branch., & United States, Public Health Service. Office of the Surgeon General. Advisory Committee on Immunization Practice. (1981). Influenza surveillance report no. 92, September 1976-June 1977. https://stacks.cdc.gov/view/cdc/288
Center for Disease Control. Immunization Division, Center for Disease Control. Bureau of Epidemiology. Consolidated Surveillance and Communication Activity., Center for Disease Control. Bureau of Epidemiology. Enteric and Neurotropic Viral Diseases Branch., Center for Disease Control. Bureau of Laboratories. Respiratory Virology Branch., and United States, Public Health Service. Office of the Surgeon General. Advisory Committee on Immunization Practice.. Influenza surveillance report no. 92, September 1976-June 1977. 1981. https://stacks.cdc.gov/view/cdc/288.
Center for Disease Control. Immunization Division, et al. Influenza surveillance report no. 92, September 1976-June 1977. 1981, Stacks. https://stacks.cdc.gov/view/cdc/288.
"In the winter of.1967-68, a major epidemic of A2 influenza occurred in the United States. Forty-six states reported outbreaks of influenza-like illness. The extent of the outbreaks of influenza was much greater in the eastern part of the country. Excess mortality was seen throughout the month of January 1968 for the country as a whole and for eigh
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Public Domain
National Communicable Disease Center (U.S.). Respiratory Viral Diseases Unit., National Communicable Disease Center (U.S.). Laboratory Branch. Respiratory Virus Infections Unit., United States. Public Health Service. Office of the Surgeon General. Advisory Committee on Immunization Practice., & World Health Organization. International Influenza Center for the Americas. (1968). Influenza-respiratory disease surveillance report no. 84, September 15, 1968. https://stacks.cdc.gov/view/cdc/280
National Communicable Disease Center (U.S.). Respiratory Viral Diseases Unit., National Communicable Disease Center (U.S.). Laboratory Branch. Respiratory Virus Infections Unit., United States. Public Health Service. Office of the Surgeon General. Advisory Committee on Immunization Practice., and World Health Organization. International Influenza Center for the Americas.. Influenza-respiratory disease surveillance report no. 84, September 15, 1968. 1968. https://stacks.cdc.gov/view/cdc/280.
National Communicable Disease Center (U.S.). Respiratory Viral Diseases Unit., et al. Influenza-respiratory disease surveillance report no. 84, September 15, 1968. 1968, Stacks. https://stacks.cdc.gov/view/cdc/280.
"During July 1968, an outbreak of A2 influenza occurred in Hong Kong, and subsequent laboratory studies on isolates demonstrated that the virus had undergone a major antigenic shift within the A2 classification. During August and September 1968, the Hong Kong strains spread rapidly to Singapore, Taiwan, the Philippines, Japan, Australia, Iran, Thai
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Public Domain
National Communicable Disease Center (U.S.). Respiratory Viral Diseases Unit., National Communicable Disease Center (U.S.). Laboratory Branch. Respiratory Virology Unit., United States. Public Health Service. Office of the Surgeon General. Advisory Committee on Immunization Practice., & World Health Organization. International Influenza Center for the Americas (1969). Influenza-respiratory disease surveillance report no. 85, June 30, 1969. https://stacks.cdc.gov/view/cdc/281
National Communicable Disease Center (U.S.). Respiratory Viral Diseases Unit., National Communicable Disease Center (U.S.). Laboratory Branch. Respiratory Virology Unit., United States. Public Health Service. Office of the Surgeon General. Advisory Committee on Immunization Practice., and World Health Organization. International Influenza Center for the Americas. Influenza-respiratory disease surveillance report no. 85, June 30, 1969. 1969. https://stacks.cdc.gov/view/cdc/281.
National Communicable Disease Center (U.S.). Respiratory Viral Diseases Unit., et al. Influenza-respiratory disease surveillance report no. 85, June 30, 1969. 1969, Stacks. https://stacks.cdc.gov/view/cdc/281.
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