论文部分内容阅读
我们1989年对粤西农垦15个场厂鼻咽癌病危人群及已确诊的鼻咽癌患者848例进行了血清学、细胞学
In 1989, we conducted serological and cytological studies on 848 patients with nasopharyngeal cancer and 848 patients with nasopharyngeal carcinoma who had been diagnosed in 15 farms in western Guangdong.