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1999年5月,四川省开江县城区发生一起在街头小吃店进餐引起的食物中毒事件。经临床分析、流行病学调查和实验室检验证实,为亚硝酸钠污染食品所致。1 食物中毒事件概况及原因
In May 1999, an incident of food poisoning caused by eating in a street snack bar occurred in Kaijiang County, Sichuan Province. After clinical analysis, epidemiological investigation and laboratory tests confirmed that sodium nitrite due to contamination of food. 1 food poisoning events and their causes