Sumawong, V Prolapse of the umbilical cord and its management with suggested modified technic. [electronic resource] - Journal of the Medical Association of Thailand = Chotmaihet thangphaet Mar 1977 - 107-12 p. digital Publication Type: Journal Article ISSN: 0125-2208 Subjects--Topical Terms: FemaleHumansMethodsObstetric Labor Complications--therapyPregnancyProlapseUmbilical Cord