title: Four-vessel umbilical cord without congenital abnormalities.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D011247:Pregnancy; D014427:Twins; D014429:Twins, Dizygotic; D014469:Umbilical Arteries / Q000002:abnormalities*; D014470:Umbilical Cord / Q000033:anatomy & histology; D014471:Umbilical Veins / Q000002:abnormalities*