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1994年7月15日.石家庄市某大饭店职工食堂发生一起因进食大米饭引起的重大砷中毒,报告如下:1 流行病学调查1994年7月15日中午2点,我市某大饭店32名职工在职工食堂用餐.主食为大米饭.副食为红烧带鱼.食后32人先后发病.中毒者年龄17～43岁,男性11例、女性21例.潜伏期最短5分钟.最长12小时.多数在20分钟左右.进食大米饭少者几口.多者200g.多数在100g左右.食用米饭多者症状重.少者症状轻.与其他食物无关.据调查当地无传染病流行
July 15, 1994. Shijiazhuang City, a hotel staff canteen due to eating a large arsenic poisoning caused by rice, the report is as follows: 1 epidemiological survey July 2, 1994 at noon 2, a hotel in our city 32 The workers in the canteen dining.The staple food is rice.The non-staple food is braised octopus.Feed after the onset of 32 people.The poisoning age of 17 to 43 years, 11 males and 21 females.The shortest incubation period of 5 minutes .Longest 12 hours. Most of the 20 minutes or so. Eat less rice a few mouthfuls of more than 200g. Mostly in the 100g or so.Edible rice and more symptoms. Less symptoms of light .Not related to other foods.According to the survey of local epidemic of non-communicable diseases