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中国是世界上碘缺乏病分布最广泛的国家,病区人口4.25亿,占世界病区人口的40％,除上海市外,全国各地几乎均有。最近,我国地质工作者根据碘在环境中的地球化学分异特点,找出了碘缺乏病的分布类型和规律。
China is the most widely distributed country in the world with iodine deficiency disorders. The population of the ward is 425 million, accounting for 40% of the world’s ward population. Almost all of the country except Shanghai is outside China. Recently, geologists in our country have identified the distribution types and laws of iodine deficiency disorders according to the geochemical characteristics of iodine in the environment.