1. Department of Pediatric Surgery, University Hospital Leipzig, Leipzig, Sachsen, Germany
2. Department of Pediatric Surgery, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio, United States
3. EUPSA Secretariat, European Paediatric Surgeon's Association, St-Gallen, Switzerland
4. Division of General and Thoracic Surgery, The Hospital for Sick Children, Toronto, Ontario, Canada
5. Department of Surgery, University of Toronto, Toronto, Ontario, Canada
6. Department of Pediatric Surgery, Akron Children's Hospital, Akron, Ohio, United States