Abnormal direct entry of the umbilical vein into the right atrium: Antenatal detection, embryologic aspects
Jouk PS, Champetier J: Abnormal direct entry of the umbilical vein into the right atrium: antenatal detection, embryologic aspects. Surg Radiol Anat 1991;13:59.
Prenatal diagnosis with US of anomalous course of the umbilical vein and its relation to fetal outcome
Kinare AS, Ambandekar ST, Bhattachaya D, et al: Prenatal diagnosis with US of anomalous course of the umbilical vein and its relation to fetal outcome. J Clin Ultrasound 1996;24:333.
Congenital absence of the ductus venosus with direct connection between the umbilical vein and the distal inferior vena cava
Leonidas JC, Fellows RA: Congenital absence of the ductus venosus with direct connection between the umbilical vein and the distal inferior vena cava. AJR Am J Roentgenol 1976;126:892.
Agenesis of the ductus venosus in a case of monochorionic twins which mimics twin-twin transfusion syndrome
Shih J, Shyu MK, Hsieh M, et al: Agenesis of the ductus venosus in a case of monochorionic twins which mimics twin-twin transfusion syndrome. Prenat Diagn 1996;16:243.