Vasa praevia--report of three cases and review of literature.
D000328:Adult; D005260:Female; D005313:Fetal Death / Q000209:etiology*; D006470:Hemorrhage / Q000150:complications; D006801:Humans; D007744:Obstetric Labor Complications / Q000175:diagnosis*; D011247:Pregnancy; D012422:Rupture, Spontaneous; D014470:Umbilical Cord / Q000098:blood supply*