HIV screening in pregnancy.
D015142:Baltimore / Q000453:epidemiology; D005260:Female; D006679:HIV Seropositivity / Q000453:epidemiology*; D015497:HIV-1; D015498:HIV-2; D006801:Humans; D008131:London / Q000453:epidemiology; D008403:Mass Screening; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000453:epidemiology*