1. 1Institute of Metabolism and Systems Research, University of Birmingham, Birmingham, UK
2. 2Department of Endocrinology, Queen Elizabeth Hospital, University Hospitals Birmingham NHS Foundation Trust, Birmingham, UK
3. 3Division of Endocrinology and Diabetes, Department of Internal Medicine I, University Hospital, University of Würzburg, Würzburg, Germany
4. 4NIHR Birmingham Biomedical Research Centre, University Hospitals Birmingham NHS Foundation Trust and University of Birmingham, Birmingham, UK
5. 5Institute of Applied Health Research, University of Birmingham, Birmingham, UK
6. 6Medical Oncology, Department of Medical and Surgical Specialties, Radiological Sciences and Public Health University of Brescia, ASST-Spedali Civili, Brescia, Italy
7. 7Department of Clinical and Biological Sciences, University of Turin, San Luigi Hospital, Orbassano, Italy
8. 8Service d’Endocrinologie – Diabète et Nutrition CHU de Bordeaux, Bordeaux, France
9. 9Department of Endocrinology, University Hospital Centre Zagreb, Zagreb, Croatia
10. 10Unidade de Suprarrenal da Disciplina de Endocrinologia e Metabologia da Faculdade de Medicina do Hospital das Clinicas da Universidade de São Paulo (HCFMUSP), and Instituto do Cancer do Estado de Sao Paulo (ICESP), Sao Paulo, Brazil
11. 11Reference Center for Rare Adrenal Cancer (COMETE), Cochin Hospital, Paris, France
12. 12Department of Pathology, Gustave Roussy Cancer Center, Paris, France
13. 13Department of Internal Medicine, Máxima MC, Eindhoven, Netherlands
14. 14Department of Endocrinology, Theagenio Cancer Hospital, Thessaloniki, Greece
15. 15Department of Experimental and Clinical Biomedical Sciences, University of Florence, Florence, Italy
16. 16Clinica Polispecialistica San Carlo, Paderno Dugnano, Milano, Italy
17. 17Department of Endocrinology, Beaumont Hospital, and the Royal College of Surgeons, Dublin, Republic of Ireland
18. 18Comprehensive Cancer Center Mainfranken, University of Würzburg, Würzburg, Germany
19. 19Department for Endocrinology, Medizinische Klinik und Poliklinik IV, Ludwig-Maximilians-University, Munich, Germany
20. 20Department of Endocrinology and Metabolic Diseases, Hôpital Cochin, Paris, France