Previous UNAIDS Figures Overestimated HIV Prevalence Across Africa, U.N., Independent Researchers Say

... Recent studies by independent researchers and U.N. officials "raise questions" about whether UNAIDS accurately estimated HIV-prevalence rates in African countries over the last several years, the Washington Post reports. In 2002, the United Nations estimated Zambia to have an HIV-prevalence rate of 21... click link for more info. ...