| Three Cases of PDA Ligation in Very Low Birth Weight Infants |
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Jae Gag Choi, M.D., Hyang Suk Yoon, M.D. and Yeon Kyun Oh, M.D., Chong Bum Choi, M.D.*, Soon Ho Choi, M.D.* |
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Department of Pediatrics, Wonkwang University, College of Medicine, Iri, Korea, Department of Cardiopulmonary Surgery* |
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| Key Words:
PDA ligation, Very low birth weight infant |
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