title: Opt-out system for HIV testing proves successful. More are tested and referred to care.
mesh_terms: D015492:AIDS Serodiagnosis; D002487:Centers for Disease Control and Prevention, U.S.; D015658:HIV Infections / Q000175:diagnosis* / Q000188:drug therapy / Q000453:epidemiology; D006801:Humans; D015995:Prevalence; D015980:Public Health Practice; D012017:Referral and Consultation; D014481:United States / Q000453:epidemiology