Semmelweis discovered that the incidence of puerperalfever could be drastically cut by the use of hand disinfection.
赛麦尔·维斯发现,产褥热病例可以通过洗手大大减少。
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He urged fellow surgeons to wash themselves, put on clean clothes and refrain from deliveries for 48 hours after coming into contact with a case of puerperalfever.