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Junekaijikyo.com/topics/attach/20190603065249.pdf活体肉毒素型=细菌在身体中繁殖会形成毒素 肠道出血性大肠菌 (O157等) 牛肉、汉堡包、烤牛肉、鲜奶、三明治、沙拉、饮用水等较多。潜伏期
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