From the Centers for Disease Control and Prevention. HIV/STD risks in young men who have sex with men who do not disclose their sexual orientation--six U.S. cities, 1994-2000.
D000293:Adolescent; D000328:Adult; D001727:Bisexuality / Q000523:psychology / Q000706:statistics & numerical data; D015658:HIV Infections / Q000453:epidemiology* / Q000635:transmission*; D018451:Homosexuality, Male / Q000523:psychology / Q000706:statistics & numerical data; D006801:Humans; D008297:Male; D012307:Risk Factors; D012749:Sexually Transmitted Diseases / Q000453:epidemiology* / Q000635:transmission*; D014481:United States / Q000453:epidemiology