6Raboud J, Saskin R, Wong K, et al. Patterns of handwashing behavior and visits to patients on a general medical ward of healthcare workers[J]. Infect Control Hosp Epidemiol, 2004, 25(3) 198-202.
7Griffith C, Cooper R A, Gilmore J, et al. An evaluation of hospital cleaning regimes and standards[J]. J Hosp In- fect,2000,45(1) .,19-28.
