Continuing increases in sexual risk behavior and sexually transmitted diseases among men who have sex with men: San Francisco, Calif, 1999-2001, USA.
Chen
Sanny Y
SY
Gibson
Steven
S
Katz
Mitchell H
MH
Klausner
Jeffrey D
JD
Dilley
James W
JW
Schwarcz
Sandra K
SK
Kellogg
Timothy A
TA
McFarland
Willi
W
D023241:Antiretroviral Therapy, Highly Active / Q000523:psychology; D015658:HIV Infections / Q000188:drug therapy / Q000523:psychology; D006306:Health Surveys; D018451:Homosexuality, Male / Q000523:psychology*; D006801:Humans; D008297:Male; D012309:Risk-Taking; D021841:Safe Sex / Q000706:statistics & numerical data*; D012495:San Francisco / Q000453:epidemiology; D012749:Sexually Transmitted Diseases / Q000453:epidemiology*