1. Department of Surgery, Faculty of Medicine and Health Örebro University Örebro Sweden
2. Second Department of Surgery "Korgialenio‐Benakio", Red Cross General Hospital Athens Greece
3. Endocrine Oncology Unit, First Department of Propaupedic Internal Medicine Laiko Hospital, National and Kapodistrian University of Athens Athens Greece
4. Department of Endocrinology and Neuroendocrine Neoplasms, Department of Endocrinology and Pathophysiology Medical University of Silesia Katowice Poland
5. ENETS Centre of Excellence, Neuroendocrine Tumour Unit King′s College Hospital London UK
6. Department of Gastroenterology King′s College Hospital London UK
7. The ARDEN NET Centre European Neuroendocrine Tumour Society (ENETS) Centre of Excellence (CoE), University Hospitals Coventry and Warwickshire NHS Trust Coventry UK