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我们于1981年9月对两所银川市幼儿园进行了蛲虫感染调查,并对检出阳性患儿用四咪唑治疗,现报告如下: 一、对象:共检查了3—6岁幼儿449名。其中日托358名,全托91名。二、方法
In September 1981, we conducted a survey on the infection of pinworms in two nurseries in Yinchuan City and treated them with tetrazolium. The findings are as follows: I. Subjects: A total of 449 children aged 3-6 years were examined. 358 of which day care, full-trust 91. Second, the method