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鼠伤寒沙门氏菌（鼠伤寒）感染无论在发达国家还是发展中国家，均已成为一个严重的卫生和医疗问题。其主要引起医院内感染流行和食物中毒的暴发。医院感染可以发生在任何一级医院，易感者为婴幼儿，主要涉及儿科和妇产科病房；食物中毒可以发生在任何年龄，中毒范围可随食物销
Salmonella typhimurium (S. Typhimurium) infection has become a serious health and medical problem in both developed and developing countries. The main cause of nosocomial infections and food poisoning outbreaks. Nosocomial infections can occur at any level of hospital, predisposing infants and young children, mainly involving pediatrics and obstetrics and gynecology wards; food poisoning can occur at any age, the scope of poisoning can be associated with food sales