Epidemiological characteristics of hiv/aids patients ageed 50 and over in Dongguan City,2007—2012
FANG Xiao-jun, ZHU Jian-qiong, CHEN Bai-fen, ZHUO Bin-gu.
S China J Prev Med . 2014, (1): 41 -42 .  DOI: 10.13217/j.scjpm.2014.0041