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为了科学评价葫芦岛市碘缺乏病现状 ,我们在全市进行了现场调查分析 ,结果报告如下。材科与方法 (1 )调查对象 :葫芦岛市共 6个行政区 ,每1个行政区按地理位置划分为东西南北中 5个方位区 ,在每个方位区中随机选择 1所小学作为调查点。每所小学随机选择 8～ 1 0岁学生 80名为
In order to scientifically evaluate the status of iodine deficiency disorders in Huludao City, we conducted field investigation and analysis in the city and the results are reported as follows. Materials and Methods (1) Survey: Huludao City, a total of 6 administrative divisions, each one by geographical location is divided into five east, south, north and south of the area, in each area of a randomly selected primary school as a survey point. Each primary school randomly selected 8 to 10-year-old 80 students