title: STD rates began rising long ago, say researchers.
abstract: Although recent increases in some sexually transmitted diseases have health officials worried about a rise in new HIV cases, a new study shows that risk behavior among HIV-positive people has been a problem for at least a decade. The results show a need for greater emphasis on 'prevention among positives,' says a researcher.
mesh_terms: D015658:HIV Infections / Q000453:epidemiology; D006801:Humans; D015995:Prevalence; D012309:Risk-Taking; D012749:Sexually Transmitted Diseases / Q000453:epidemiology*; D014481:United States / Q000453:epidemiology