title: Knowledge is power; information is liberation.
authors.affiliation: Department of HIV/AIDS, World Health Organization, avenue Appia 20, 1211 Geneva 27, Switzerland .
authors.forename: Rachel
authors.initials: R
authors.lastname: Baggaley
authors.affiliation: Department of HIV/AIDS, World Health Organization, avenue Appia 20, 1211 Geneva 27, Switzerland .
authors.forename: Jesus M Garcia
authors.initials: JM
authors.lastname: Calleja
authors.affiliation: US Centers for Disease Control and Prevention, Lusaka, Zambia .
authors.forename: Lawrence
authors.initials: L
authors.lastname: Marum
authors.affiliation: US Centers for Disease Control and Prevention, Lusaka, Zambia .
authors.forename: Elizabeth
authors.initials: E
authors.lastname: Marum
mesh_terms: D015658:HIV Infections / Q000175:diagnosis* / Q000453:epidemiology*; D006306:Health Surveys / Q000941:ethics* / Q000379:methods*; D006801:Humans; D008403:Mass Screening / Q000941:ethics*