title: Surveillance objectives: descriptive epidemiology.
authors.affiliation: Department of Medicine and Graduate Faculty, School of Public Health, University of Minnesota Hospital and Clinic, Minneapolis 55455.
authors.forename: F S
authors.initials: FS
authors.lastname: Rhame
mesh_terms: D002487:Centers for Disease Control and Prevention, U.S.; D003428:Cross Infection / Q000453:epidemiology* / Q000382:microbiology; D004812:Epidemiologic Methods; D006801:Humans; D012307:Risk Factors; D014481:United States