Strategies for enhancing existing studies of the natural history of HIV-1 infection among drug users.
Chitwood
D D
DD
Sylvester Comprehensive Cancer Center, University of Miami School of Medicine, FL 33136.
Comerford
M
M
Trapido
E J
EJ
D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology / Q000635:transmission*; D015497:HIV-1; D006801:Humans; D012107:Research Design; D015819:Substance Abuse, Intravenous / Q000150:complications*; D014481:United States