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为了消除碘缺乏危害，近几年重庆市渝中区实施了碘盐防治和学龄儿童补碘措施。为了解本区儿童碘缺乏病情况和碘营养状况，以期评估现有的防治效果，我们于1997年5－7月，我们进行了专项调查，现报道如下。1对象与方法选择本区4所小学8－10岁儿童419人为调查对象，男女大致相等
In order to eliminate the harm of iodine deficiency, in recent years, Yuzhong District, Chongqing implemented iodized salt prevention and iodine measures for school-age children. In order to understand the status of iodine deficiency disorders and iodine nutrition in children in this area with a view to assessing the effectiveness of prevention and treatment, we conducted a special investigation in May-July 1997 and are reported as follows. 1 Subjects and Methods Select 4 primary schools in the district 419 children aged 8-10 as the survey subjects, roughly equal men and women