Search results for: U.S. Department of Health and Human Services
American Journal of Preventive Medicine > 1999 > 16 > 1 > 35-42
American Journal of Preventive Medicine > 1999 > 16 > 1 > 16-22
American Journal of Preventive Medicine > 1999 > 16 > 1 > 30-34
AJIC: American Journal of Infection Control > 1998 > 26 > 3 > 328-354