Chernobyl's link to thyroid cancer confirmed

日期:2019-03-02 12:11:10 作者:黄襟 阅读:

AT LAST, the debate is over. Radioactive iodine-131 from the Chernobyl accident in 1986 really is to blame for the hundreds of thyroid cancers among children in Belarus, Russia and Ukraine. Despite evidence of a 90-fold increase in rates of thyroid cancer in the most contaminated region, some scientists questioned whether radiation was the cause. They argued that the doses people received were too low to cause cancer. Now Elizabeth Cardis of the International Agency for Research on Cancer in Lyon, France,