6Larson E.A causal link between handwashing and risk of infection.Examination of the evidence[J].Infect Control,1988,9(1):28-36.
7Bauer TM,Ofner E,Just HM,et al.An epidemiological study assessing the relative importance of airborne and direct contact transmission of microorganisms in a medical intensive care unit[J].J Hosp Infect,1990,15:301-309.
8Zimakoff J,Kjelsberg AB,Larson SO,et al.A multicenter questionnaire investigation of attitudes toward hand hygiene,assessed by the staff in fifteen hospitals in Denmark and Norway[J].Am J Infect Control,1992,20(2):58-64.
9Voss A,Widmer AF.No time for handwashing! Handwashing versus alcoholic rub:can we afford 100% compliance[J].Infect Control Hosp Epidemiol,1997,18(3):205-208.
10Boyce JM.It is time for action:improving hand hygiene in hospital[J].Ann Intern Med,1999,130:153-155.
