1. Department of Obstetrics and Gynecology Hospital Universitario de Cruces Bilbao Spain
2. Department of Obstetrics and Gynecology Hospital Materno‐Infantil Badajoz Spain
3. School of Medicine University of Navarra Pamplona Spain
4. Department of Obstetrics, Gynecology, and Reproduction Institut Universitary Dexeus Barcelona Spain
5. Centro Integrato di Procreazione Medicalmente Assistita (PMA) e Diagnostica Ostetrico‐Ginecologica, Azienda Ospedaliero Universitaria‐Policlinico Duilio Casula, Monserrato University of Cagliari Cagliari Italy
6. Department of Obstetrics and Gynecology Clínica Universidad de Navarra Pamplona Spain
7. Department of Obstetrics and Gynecology Hospital Universitario Puerta del Mar Cadiz Spain