General comments on the study on the efficacy of nosocomial infection control (SENIC Project).
D002487:Centers for Disease Control and Prevention, U.S.; D003428:Cross Infection / Q000517:prevention & control*; D003625:Data Collection; D004812:Epidemiologic Methods; D005069:Evaluation Studies as Topic; D006801:Humans; D008499:Medical Records; D012107:Research Design; D012189:Retrospective Studies; D014481:United States