HIV in mothers and infants.
D003430:Cross-Sectional Studies; D005260:Female; D015658:HIV Infections / Q000453:epidemiology* / Q000635:transmission; D006801:Humans; D015994:Incidence; D007231:Infant, Newborn; D008910:Minnesota / Q000453:epidemiology; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000453:epidemiology*