1. Endocrinology Unit, Medical Department, Endocrinology Unit, Azienda Usl Bologna Maggiore-Bellaria Hospital, Bologna, Italy
2. Department of Urology, Imperial College NHS Healthcare, London, UK
3. Molecular Reproductive Medicine, Department of Translational Medicine, Faculty of Medicine, Lund University, Malmö, Sweden
4. Department of Urology, Andrology and Kidney Transplantation Unit, Department of Emergency and Organ Transplantation, University of Bari, Bari, Italy
5. Erasmus MC, University Medical Center, Rotterdam, the Netherlands
6. Department of Neurosciences, Human Reproduction and Odontostomatology, University of Naples Federico II, Naples, Italy
7. Department of Urology, Istanbul Faculty of Medicine, University of Istanbul, Istanbul, Turkey
8. Department of Clinical and Surgical Andrology, Centre of Reproductive Medicine and Andrology (CeRA), Münster University Hospital (UKM), Münster, Germany
9. Andrology Centre, Department of Urology Semmelweis University, Budapest, Hungary
10. Andrology, Women’s Endocrinology and Gender Inconguence Unit, Department of Experimental and Clinical Biomedical Sciences, Azienda Ospedaliera Universitaria Careggi, Florence, Italy
11. Diabetes and Metabolism Unit, Department of Internal Medicine, Azienda ASL 02 Chieti-Lanciano-Vasto, F. Renzetti Hospital, Lanciano, Italy
12. Endocrinology Unit, Department of Biomedical Sciences, Humanitas University and Humanitas Research Center IRCCS, Rozzano, Milan, Italy
13. Department of Urology, SLK-Kliniken Heilbronn, University of Heidelberg, Heilbronn, Germany
14. Department of Urology, Pediatric Urology and Andrology, Justus Liebig University of Giessen, Giessen, Germany
15. Department of Urology, Ioannina University School of Medicine, Ioannina, Greece