Two subtypes of HIV-1 among injection-drug users in southern China.
Yu
X F
XF
Chen
J
J
Shao
Y
Y
Beyrer
C
C
Lai
S
S
D002681:China / Q000453:epidemiology; D015752:Genes, env; D015658:HIV Infections / Q000150:complications / Q000453:epidemiology / Q000821:virology*; D015497:HIV-1 / Q000145:classification / Q000235:genetics*; D006801:Humans; D015819:Substance Abuse, Intravenous / Q000150:complications*