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这了掌握齐齐哈尔市儿童尿碘水平，为采取食盐加碘措施提供科学依据，我们对齐齐哈尔市市区和县区的食盐碘和学龄儿童尿碘水平进行了检测，结果报告如下。1材料与方法11检测对象和盐样来源在全市7个区、11个县中选择具有代表性的铁锋区和克山县作为市区和县区的样本，采用随机?
This grasps the level of urinary iodine in children in Qiqihar city and provides a scientific basis for adopting salt iodization measures. The urine iodine level of salt iodine and school-age children in urban and county areas of Qiqihar City was tested. The results are reported as follows. 1 Materials and methods 11 Detection objects and sources of salt samples Tiefeng and Keshan counties were chosen as samples in urban and county areas in 7 districts and 11 counties in the city, and randomly selected?