American Journal of Obstetrics and Gynecology · 1947 · 37 citations · 3 references
MedicineObstetricsPediatricsObstetric ComplicationsCongenital AnomaliesCongenital DisordersCongenital MalformationsCongenital Organ DefectsFetal AnomaliesMonozygotic TwinsPlacental AplasiaSingle Umbilical ArteryUmbilical Cord Vessel Abnormalities
3
James Knight Quigley · American Journal of Obstetrics and Gynecology · 1935 · 116 citations