Prevalence of and associated factors for HIV and HBV infections among men who have sex with men in Beijing, China
Xu Yuanlong, Yang Xiansan, Liu Kaiyan, Yi Yin, Li Qunhui, Huang Xiaojie, Guo Caiping, Wu Hao
Journal of Capital Medical University . 2014, (1): 96 -100 .  DOI: 10.3969/j.issn.1006-7795.2014.01.021