title: AIDS and its origin.
authors.forename: O P
authors.initials: OP
authors.lastname: Forattini
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology* / Q000635:transmission; D000818:Animals; D006801:Humans; D016097:Simian Acquired Immunodeficiency Syndrome / Q000635:transmission