Assessing the risks for perinatal infection.
D000163:Acquired Immunodeficiency Syndrome / Q000635:transmission*; D005260:Female; D006801:Humans; D018445:Infectious Disease Transmission, Vertical; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious; D015819:Substance Abuse, Intravenous / Q000150:complications*