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涡阳县位于淮北平原,全县辖27个乡镇,面积2036平方公里,人口131万,属碘缺乏区。自1995年起逐步施行全民食盐加碘,并对特需人群服碘油等措施,以控制碘缺乏病。现将1996—1999年碘缺乏病监测情况分析如下:1 对象与方法1.1 对象 每年第四季度全县按不同的地理方位,随机抽取5个
Guoyang County is located in the Huaibei Plain. It has jurisdiction over 27 towns and townships with an area of 2,036 square kilometers and a population of 1,310,000. It belongs to the iodine deficient area. Since 1995, it has gradually implemented the national salt iodization, and idiopathic people to take iodized oil and other measures to control iodine deficiency disorders. The analysis of the monitoring of iodine deficiency disorders from 1996 to 1999 is as follows: 1 Subjects and methods 1.1 Subjects In the fourth quarter of each year, the county randomly selected 5 different geographical locations.