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３年来 ,我们对所管辖的幼儿园儿童每年春秋两季集体驱虫各１次 ,为指导今后更好地开展托幼机构驱虫工作 ,我们于１９９９年４～５月对桂林市１５所幼儿园２～６岁儿童进行肠道寄生虫感染情况调查 ,结果报告如下。１对象和方法１．１对象调查市区１５所幼儿园（公办６所、私办
In the past three years, each of our children in kindergartens under the jurisdiction of the government has been decontaminated once each year in spring and autumn. In order to better guide the de-worming work of nurseries in the future, we conducted a study on 15 nurseries in Guilin from April to May 1999 ~ 6-year-old children for intestinal parasites infection survey, the results reported below. 1 objects and methods 1.1 object survey 15 kindergartens in urban areas (public 6, privately owned