1. IBD CentreYokkaichi Hazu Medical CentreYokkaichiJapan
2. Colorectal Surgery UnitHumanitas Research HospitalDepartment of Medical Biotechnologies and Translational MedicineUniversity of MilanMilanItaly
3. Division of Gastroenterology and HepatologyDepartment of Internal Medicine, Toho University Medical CentreSakura HospitalFaculty of MedicineToho UniversitySakuraJapan
4. Digestive Surgery DepartmentSão Paulo State University (UNESP)BotucatuBrazil
5. Colorectal SurgeryGastrosaudeMariliaBrazil
6. IBD UnitHeliopolis HospitalSão PauloBrazil
7. Colorectal Surgery UnitCatholic University of ParanaCuritibaBrazil
8. Gastroenterology UnitCatholic University of ParanaCuritibaBrazil
9. Colorectal Surgery UnitHumanitas Research HospitalMilanItaly
10. IBD UnitHumanitas Research HospitalMilanoItaly