Emerg Infect Dis

eid

Emerging Infectious Diseases

1080-60401080-6059

Centers for Disease Control

10221890

2640703

Letter

Estimated incidence of Clostridium difficile infection.

Frost

F.

Hurley

J. S.

Petersen

H. V.

Casciano

R. N.

Mar-Apr1999

52303304