title: New York's AIDS 'superstrain' could be two mediocre strains.
authors.forename: Paroma
authors.initials: P
authors.lastname: Basu
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000175:diagnosis / Q000453:epidemiology*; D006678:HIV / Q000145:classification / Q000472:pathogenicity*; D009519:New York City / Q000453:epidemiology