1. Department of Pediatric Surgery and Urology, Centre for Child and Youth Health, Klinikum Bremen-Mitte, Bremen, Germany
2. SoMA (the German patient organization for Anorectal Malformations and Morbus Hirschsprung), Munich, Germany; ePAG (Patient Advocacy Group) representative in ERN eUROGEN (the European Reference Network in Rare and Complex Uro-genital Diseases and Conditions)
3. KEKS (German self-help organization for esophageal conditions), Stuttgart, Germany; ePAG (Patient Advocacy Group) representative in ERN ERNICA (the European Reference Network for Rare Inherited and Congenital Digestive and Gastrointestinal Anomalies)
4. AIMAR (Italian patient organization for anorectal malformations and morbus Hirschsprung), Rome, Italy; ePAG (Patient Advocacy Group) representative in ERN eUROGEN (the European Reference Network in Rare and Complex Uro-genital Diseases and Conditions)
5. EAT (The Federation of Esophageal Atresia and Tracheo-Esophageal Fistula Support Groups) and Esophageal Atresia and Tracheo-Esophageal Fistula Support Federation, Nottingham, United Kingdom; ePAG (Patient Advocacy Group) representative in ERN ERNICA (the European Reference Network for Rare Inherited and Congenital Digestive and Gastrointestinal Anomalies)