title: A virus has been found.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000382:microbiology*; D000328:Adult; D000368:Aged; D005260:Female; D006679:HIV Seropositivity / Q000382:microbiology*; D006801:Humans; D012190:Retroviridae / Q000302:isolation & purification*