16:23The EssentialMore or Less: HIV in AfricaBBC World Service Duration: 6 minutes Tue 7th Jun 2016, 16:23 on BBC World Service OnlineAvailable for over a yearListen nowIs it true that 74% of African girls aged 15-24 are HIV positive? Show more GenresFactualScience & NatureFormatsMagazines & ReviewsBrandThe Essential Source: BBC Online