More testing for HIV needed.
D000293:Adolescent; D000328:Adult; D005060:Europe / Q000453:epidemiology; D005260:Female; D015658:HIV Infections / Q000175:diagnosis / Q000209:etiology* / Q000517:prevention & control; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D008297:Male; D012725:Sexual Behavior; D015819:Substance Abuse, Intravenous / Q000150:complications*