1. Department of Pediatric Surgery, Hannover Medical School, Hannover, Germany
2. NIHR Biomedical Research Centre at UCLH, Developmental Biology and Cancer Programme, UCL Great Ormond Street Institute of Child Health, London, United Kingdom
3. Department of Pediatric Surgery, Oslo University Hospital, Oslo, Norway
4. Department of Medical and Surgical Neonatology, Research Institute, Bambino Gesù Children's Hospital, Rome, Italy
5. Department of Neonatal and Paediatric Surgery, Great Ormond Street Hospital for Children, London, United Kingdom
6. Esophageal Atresia and Tracheo-Esophageal Fistula Support Federation and VOKS, Lichtenvoorde, The Netherlands
7. Department of Pediatric Surgery, University of Padua, Padua, Italy
8. Department of Pediatric Gastroenterology and Hepatology, Hannover Medical School, Hannover, Germany
9. Department of Pediatric Gastroenterology, Hepatology and Nutrition, Reference Center for Rare Esophageal Diseases, CHU Lille, University of Lille, Lille, France
10. Department of Pediatric Pulmonology, Allergology and Neonatology, Hannover Medical School, Hannover, Germany
11. Department of Pediatric Surgery, Odense University Hospital, Odense, Denmark
12. Department of Pediatric Surgery, Reference Center for Rare Esophageal Diseases, CHU Lille, University of Lille, Lille, France
13. Esophageal Atresia and Tracheo-Esophageal Fistula Support Federation and TOFS, Nottingham, United Kingdom
14. Department of Pediatric Surgery, University of Helsinki, Helsinki, Finland
15. Department of Pediatric Surgery, Karolinska University Hospital, Stockholm, Sweden
16. Department of Pediatric Surgery, Copenhagen University Hospital, Rigshospitalet, Copenhagen, Denmark
17. Department of Pediatric Surgery, Wilhelmina Children's Hospital, University Medical Center Utrecht, Utrecht, The Netherlands
18. Department of Pediatirc Surgery, University Medical Center Mannheim, Medical Faculty Mannheim, University of Heidelberg, Mannheim, Germany
19. Esophageal Atresia and Tracheo-Esophageal Fistula Support Federation and KEKS, Stuttgart, Germany
20. Department of Pediatric Surgery, Erasmus MC, Rotterdam, The Netherlands
21. Department of Woman and Child Health, Karolinska University Hospital, Stockholm, Sweden