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1984年8月11日市卫生防疫站接到一起小学生因食用“间食”引起“食物中毒”的报告后,立即采取相应措施,并进行了流行病学调查。经综合分析,排队了食物中毒,诊断为流行性癔病。一、发病情况我市某小学生于1984年8月31日上午约9时35分～10时20公间,有391名学生食用“间食”(即课间加餐),进食量为每人一块月饼(每块为100克)。11小时许四年一班在吃“间食”后
On August 11, 1984, the Municipal Health and Epidemic Prevention Station received a report of a primary school student having “food poisoning” caused by eating “room food” and immediately took appropriate measures and conducted an epidemiological investigation. After a comprehensive analysis, queuing food poisoning, diagnosis of epidemic hysteria. First, the incidence of a city primary school students in the morning of August 31, 1984 about 9:35 to 10:20, 391 students eat “room food” (that is, extra food), the amount of food intake per person A piece of moon cake (each 100 grams). 11 hours Xu four years after eating “food”