目的:发生在1986年4月26日的切尔诺贝利核事故释放了接近2EBq131　I和其它放射性碘同位素,严重污染了白俄罗斯南部。1992年有报告提出,归因于该核事故的儿童甲状腺癌的增加可能是由于加强了检测的结果,因此设计此病例-对照研究,检验该核事故引起甲状腺癌增加的假设。方法:从明 Purpose: The Chernobyl accident on April 26, 1986, released nearly 2 EB131 I and other radioactive iodine isotopes and severely contaminated southern Belarus. In 1992, a report suggested that the increase in thyroid cancer in children attributed to the nuclear accident may be due to the intensified testing, so this case-control study was designed to test the hypothesis that the nuclear accident caused an increase in thyroid cancer. Method: From the bright