1. Soonchunhyang University Bucheon Hospital, Soonchunhyang University College of Medicine, Department of Pediatrics, Bucheon, Republic of Korea

2. Soonchunhyang University Bucheon Hospital, Soonchunhyang University College of Medicine, Department of Plastic and Reconstructive Surgery, Bucheon, Republic of Korea

3. Soonchunhyang University Gumi Hospital, Soonchunhyang University College of Medicine, Department of Pediatrics, Gumi, Republic of Korea

4. Soonchunhyang University Bucheon Hospital, Soonchunhyang University College of Medicine, Department of Pathology, Bucheon, Republic of Korea