1983年9月下旬至10月中旬,我们对我省两市、三县进行了法定传染病漏报调查,结果如下: 调查内容与方法(一) 点区选择:将我省分成辽西、辽北、东南三片,每片随机抽一个县,外加锦州、鞍山两市,共五个调查点。每个点又分五片,每 From late September to late October 1983, we conducted a survey on legal not-of-case reports of illnesses in two cities and three counties in our province. The results are as follows: Contents and Methods of Investigation (I) Choice of Plot Areas: We divided our province into western Liaoning and northern Liaoning , Three in the southeast, each randomly selected a county, plus Jinzhou, Anshan two cities, a total of five investigation points. Each point is divided into five, each