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随着改革开放的深入，外出打工、经商者日益增加，随之流动儿童不断增多。为了掌握我市流动儿童的免疫状况，我们于１９９８年 １１月对辖区内流动人口集聚的工商城，农贸市场及周边居住区的流动人口及流动儿童计划免疫状况进行调查，现报告如下。 材料与方法 １．调查对象：居
With the deepening of reform and opening up, the number of migrant workers who go out to work is increasing day by day, and the number of migrant children is on the increase. In order to grasp the immune status of migrant children in our city, we investigated the planned immunization status of migrant workers and migrant children in the industrial and commercial city, farmers’ markets and surrounding residential areas where migrants gathered in their jurisdiction in November 1998 and are reported as follows. Materials and methods 1. Survey: Habitat