BERNSTINE, J B Bacteriologic studies in ligated and nonligated umbilical cords. [electronic resource] - American journal of obstetrics and gynecology Jul 1959 - 69-74 p. digital Publication Type: Journal Article ISSN: 0002-9378 Standard No.: 10.1016/0002-9378(59)90643-x doi Subjects--Topical Terms: HumansUmbilical Cord