Global programme on AIDS. HIV sentinel surveillance.
D015492:AIDS Serodiagnosis; D003906:Developing Countries; D005260:Female; D015658:HIV Infections / Q000517:prevention & control* / Q000635:transmission; D015528:HIV Seroprevalence / Q000639:trends*; D006801:Humans; D008297:Male; D012307:Risk Factors; D015024:Zambia / Q000453:epidemiology