HIV prevalence higher in A&E patients.
D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology*; D000328:Adult; D004630:Emergencies; D004636:Emergency Service, Hospital; D004739:England / Q000453:epidemiology; D005260:Female; D006679:HIV Seropositivity / Q000453:epidemiology*; D015497:HIV-1; D006801:Humans; D008297:Male; D008875:Middle Aged; D014505:Urban Population