Ethnic disparities in prevalence and patterns of smoking and nicotine dependence in rural southwest China: a cross-sectional study
Wang, Xu-Ming, Wu, Chao, Golden, Allison Rabkin, Le, CaiVolume:
9
Journal:
BMJ Open
DOI:
10.1136/bmjopen-2018-028770
Date:
September, 2019
File:
PDF, 255 KB
2019