1. Gynmed Clinic, Vienna, Austria;
2. Department of Women’s and Children’s Health, Karolinska Institute, Stockholm, Sweden;
3. Department of Obstetrics and Gynaecology, APHP Tenon Hospital, Pierre and Marie Curie University, Paris, France;
4. Department of Gynaecology and Gynaecological Oncology, AKH-Wien, Vienna, Austria;
5. Paris, France;
6. Department of Obstetrics and Gynaecology, Araba University Hospital, Vitoria-Gasteiz, Spain;
7. Department of Obstetrics and Gynaecology, Infanta Sofía University Hospital, Madrid, Spain;
8. Research Centre for Reproductive Medicine, Gynaecological Endocrinology and Menopause, IRCCS San Matteo Foundation, Department of Clinical, Surgical, Diagnostic and Paediatric Sciences, University of Pavia, Pavia, Italy;
9. Department of Obstetrics and Gynaecology, Erasmus Hospital, Free University of Brussels (ULB), Brussels, Belgium