| Institution: | 1. Department of Pediatric Surgery, Massachusetts General Hospital, Harvard Medical School, 55 Fruit Street, Warren 1151, Boston, Massachusetts MA 02114, United States;2. Department of Pediatric Surgery, American Memorial Hospital, Reims-Champagne-Ardennes University, Reims, France;3. Division of Pediatric Surgery, Queen Mary Hospital, Hong Kong, China;4. Department of Pediatric Surgery, Tongji Hospital, Wuhan, China;5. Department of Pediatric Surgery, Children''s Hospital Affiliated to Nanjing Medical University, Nanjing, China;6. Department of Pediatric General and Urogenital Surgery, Juntendo University School of Medicine, Tokyo, Japan |
