1. Gynmed Clinic, Vienna, Austria
2. Department of Women’s and Children’s Health, Karolinska Institutet, and WHO collaborating centre, Karolinska University Hospital, Stockholm, Sweden
3. La Conception, University Hospital, Marseille, France
4. Obstetric Unit, Centro Hospitalar e Universitário de Coimbra, Coimbra, Portugal
5. Department of Gynaecology and Human Reproduction, Clinica Euskalduna, Bilbao, Spain
6. Department of Obstetrics and Gynaecology, Palacky University Hospital, Olomouc, Czech Republic
7. Women’s Health Department, ASL Roma 1, Rome, Italy