1. Wolfson Diabetes and Endocrinology Clinic Cambridge University Hospital NHS Foundation Trust Cambridge UK
2. Translational Science & Experimental Medicine, Research and Early Development, Cardiovascular, Renal and Metabolism, BioPharmaceuticals R&D AstraZeneca Cambridge UK
3. Department of Medical Genetics Cambridge University Cambridge UK
4. Oxford Centre for Diabetes, Endocrinology and Metabolism University of Oxford Oxford UK
5. Royal Free Hospital ENETS Centre of Excellence London UK
6. Centre for Endocrinology Barts and the London School of Medicine London UK
7. Department of Oncology and Metabolism The Medical School University of Sheffield Sheffield UK
8. Division of Molecular & Clinical Medicine Ninewells Hospital & Medical School University of Dundee Dundee Scotland
9. Academic Endocrine Unit Radcliffe Department of Medicine University of Oxford Oxford UK