The epidemiology of the acquired immunodeficiency syndrome in Africa.
Imperato
P J
PJ
D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology* / Q000635:transmission; D000349:Africa; D005260:Female; D006801:Humans; D008297:Male; D009339:Needles / Q000009:adverse effects; D012725:Sexual Behavior; D012923:Social Class; D013242:Sterilization / Q000592:standards; D013594:Syringes / Q000009:adverse effects