1987年7月21日至25日,我部汽车连就餐人员中发生一起暴发性腹泻。就餐人数37人发病22人,发病率为59.46%。经调查水源污染有关。报告如下: (一)临床表现潜伏期4～72小时。餐后4～24小时发病13人,占59.09%;25～48小时发病6人,占27.27%;48小时后发病3人,占13.64%。症状和体征:始发症状均为腹 Between July 21 and July 25, 1987, an outbreak of diarrhea occurred in our car-eating staff. The number of people who drank 37 persons was 22, with a prevalence of 59.46%. After investigation of water pollution. The report is as follows: (A) clinical manifestations of incubation period of 4 to 72 hours. The incidence of postpartum 4 to 24 hours 13, accounting for 59.09%; 6 to 25 to 48 hours, accounting for 27.27%; 3 after 48 hours, accounting for 13.64%. Symptoms and signs: the initial symptoms are belly