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为了掌握血吸虫病流行动态,评价和调整控制对策,1997年5-6月按中国血吸虫病控制项目疾病监测实施指南完成了疾病监测工作。现报告如下:1监测方法以地(市,州)为单位,Ⅰ层(感染率≥15%)、Ⅱ层(15%>感染率>3%)、Ⅲ层(感染率<3%)流行村分别按3%、1%、1%比
In order to grasp the epidemic situation of schistosomiasis, evaluate and adjust control measures, the disease surveillance was completed in May-June 1997 according to the implementation guideline of disease surveillance in China’s schistosomiasis control project. The report is as follows: 1 The monitoring methods are epidemic in districts (cities and prefectures) in units of Ⅰ (infection rate ≥15%), Ⅱ (15%> infection rate> 3%) and Ⅲ Village respectively by 3%, 1%, 1% ratio