A survey conducted in Britain confirmed that an abnormally high percentage of patients suffering from arthritis of the spine who had been treated with X rays contracted cancer.
A survey conducted in Britain confirmed that an abnormally high percentage of patients suffering from arthritis of the spine who had been treated with X rays contracted cancer.
译文:在英国进行的一项调查证实经常接受X光照射的脊椎关节炎患者癌症的百分比高得不正常。