Public Health
Yin, Li, Li, Guangping, Liu, Tong, Yuan, Ruyu, Zheng, Xintian, Xu, Gang, Xu, Yanmin, Che, Jingjin, Liu, Xiangli, Ma, Xianghong, Li, Feixue, Liu, Enzhao, Chen, Xin, Wu, Lei, Fan, Zhenwang, Ruan, Yan, HVolume:
275
Language:
english
Journal:
The Lancet
DOI:
10.1016/S0140-6736(60)90698-X
Date:
April, 1960
File:
PDF, 173 KB
english, 1960