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China Occupational Medicine
1000-6486
1981 Issue 4
zhi ye bing de shen jing xi tong jian cha er
he shi zhen
..............page:41
qi you xi ru xing fei yan yi li bao gao
dong yong chang
..............page:28
you ji lin nong yao du xing yan jiu xin jin zhan
huang xing zuo
..............page:8