title: AIDS: an old disease from Africa?
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000150:complications / Q000453:epidemiology / Q000209:etiology*; D000328:Adult; D000349:Africa; D017977:Deltaretrovirus; D005260:Female; D006205:Haiti; D006467:Hemophilia A / Q000150:complications; D006509:Hepatitis B / Q000150:complications; D006556:Heroin Dependence / Q000150:complications; D006716:Homosexuality; D006801:Humans; D008223:Lymphoma / Q000150:complications; D008297:Male; D012192:Retroviridae Infections / Q000150:complications; D012514:Sarcoma, Kaposi / Q000150:complications / Q000453:epidemiology / Q000276:immunology; D014481:United States