Fetal swallowing and regurgitation: observation of normal and abnormal activity.
D003679:Deglutition; D004933:Esophageal Atresia / Q000175:diagnosis; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis*; D005333:Fetus / Q000502:physiology*; D005764:Gastroesophageal Reflux / Q000175:diagnosis*; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis; D014138:Tracheoesophageal Fistula / Q000175:diagnosis; D014463:Ultrasonography