title: Aetiology of AIDS.
authors.forename: K
authors.initials: K
authors.lastname: Neal
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology / Q000209:etiology*; D000353:Africa, Southern / Q000453:epidemiology; D006679:HIV Seropositivity / Q000150:complications*; D006801:Humans; D012307:Risk Factors; D019966:Substance-Related Disorders / Q000150:complications*