Prevalence and incidence of HIV infection in Africa: a review of data published in 1990.
Nkowane
B M
BM
Global Programme on AIDS, World Health Organization, Geneva, Switzerland.
D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology*; D000349:Africa / Q000453:epidemiology; D005260:Female; D015528:HIV Seroprevalence; D006801:Humans; D015994:Incidence; D008297:Male