title: Maternal-fetal blood flow.
mesh_terms: D004632:Emergency Medical Services; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D015931:Intensive Care, Neonatal; D008297:Male; D008431:Maternal-Fetal Exchange / Q000502:physiology*; D010920:Placenta; D011247:Pregnancy; D014469:Umbilical Arteries / Q000502:physiology; D014471:Umbilical Veins / Q000502:physiology; D014481:United States