title: Reply: To PMID 23895892.
authors.affiliation: Department of Thoracic and Cardiovascular Surgery, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea.
authors.forename: Yun Hee
authors.initials: YH
authors.lastname: Chang
authors.affiliation: Department of Pediatrics, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, 222 Banpo-daero, Seocho-gu, Seoul 137-701, Republic of Korea. Electronic address: jaeyounglee@catholic.ac.kr.
authors.forename: Jae Young
authors.initials: JY
authors.lastname: Lee
mesh_terms: D006348:Cardiac Surgical Procedures / Q000401:mortality* / Q000592:standards*; D004374:Ductus Arteriosus, Patent / Q000145:classification* / Q000601:surgery*; D005260:Female; D017052:Hospital Mortality / Q000639:trends*; D006801:Humans; D007234:Infant, Premature; D008297:Male