Abstract
Bai, YN; Yang, AM; Pu, HQ; Dai, M; Cheng, N; Ding, J; Li, JS; Li, HY; Hu, XB; Ren, XW; He, J; Zheng, TZ
Bai, YN (reprint author), Lanzhou Univ, Inst Epidemiol & Stat, Sch Publ Hlth, Lanzhou, Gansu, Peoples R China.
INTERNATIONAL JOURNAL OF EPIDEMIOLOGY, 2017; 46 (4): 1095