1. Endocrinology Unit Medical Department Azienda USL Maggiore‐Bellaria Hospital Bologna Italy
2. Unit of Reproductive Endocrinology 1st Department of Obstetrics and Gynecology Medical School Aristotle University of Thessaloniki Thessaloniki Greece
3. Department of Metabolism, Digestion and Reproduction Institute of Reproductive and Developmental Biology Imperial College London London UK
4. Institute of Biomedicine Research Centre for Integrative Physiology and Pharmacology University of Turku Turku Finland
5. Institute of Reproductive Medicine University Clinic Muenster Muenster Germany
6. Department of Pediatrics Turku University Hospital Turku Finland
7. Endocrinology Unit Department of Experimental and Clinical Biomedical Sciences University of Florence Florence Italy
8. Department of Endocrinology University Hospitals Leuven Leuven Belgium
9. Division of Endocrinology, Diabetes and Gastroenterology School of Medical Sciences University of Manchester Manchester UK