1. Clinic of Radiology and Nuclear Medicine, University Hospital Basel, Basel, Switzerland
2. Center for Neuroendocrine and Endocrine Tumors, University Hospital Basel, Basel, Switzerland
3. Department of General and Endocrine Surgery, Lille University Hospital, Lille France
4. Oxford Centre for Diabetes, Endocrinology and Metabolism, University of Oxford, Oxford, United Kingdom
5. Neuroendocrine Unit, Royal Free Hospital, London, United Kingdom
6. Assistance Publique-Hôpitaux de Paris, Service d’Endocrinologie et des Maladies de la Reproduction, Hôpital Bicêtre, Le Kremlin-Bicêtre, France
7. UMR S-1185, Université Paris Sud, Université Paris-Saclay, Le Kremlin-Bicêtre, France
8. Department of Pathology, University of Bern, Bern, Switzerland
9. Department of Visceral Surgery, University Hospital of Bern, Inselspital, Bern, Switzerland
10. Clinical Trial Unit, Department of Clinical Research, University Hospital Basel, University of Basel, Basel, Switzerland
11. Division of Endocrinology, Diabetology and Metabolism, University Hospital Basel, Basel, Switzerland