title: San Francisco's HIV infection rate doubles.
authors.forename: G
authors.initials: G
authors.lastname: Yamey
mesh_terms: D000328:Adult; D002140:California / Q000453:epidemiology; D015658:HIV Infections / Q000453:epidemiology*; D018451:Homosexuality, Male; D006801:Humans; D015994:Incidence; D008297:Male; D011477:Sex Work