1. Fetal Medicine Unit‐SAMID Department of Obstetrics and Gynaecology Hospital Universitario 12 de Octubre Instituto de Investigación Hospital 12 de Octubre (imas12) Universidad Complutense de Madrid Madrid Spain
2. Department of Obstetrics Hospital Universitario Materno‐Infantil de Las Palmas de Gran Canaria Las Palmas de Gran Canaria Spain
3. Department of Obstetrics Maternal‐Foetal Medicine Unit‐SAMID Vall d’Hebron University Hospital Universitat Autònoma de Barcelona Barcelona Spain
4. Department of Obstetrics and Gynecology Hospital Universitario Virgen de la Arrixaca Murcia Spain
5. Department of Obstetrics Hospital Universitario Central de Asturias Asturias Spain
6. Department of Obstetrics and Gynecology Hospital General Universitario Santa Lucía Cartagena Spain
7. Obstetrics and Gynecology Department Biocruces Bizkaia Health Research Institute Cruces University Hospital (UPV/EHU) Vizcaya Spain
8. Department of Obstetrics and Gynecology Hospital Universitario Nuestra Señora de la Candelaria Santa Cruz de Tenerife Spain
9. Maternal‐Foetal Medicine Unit Department of Obstetrics and Gynecology Hospital de la Santa Creu i Sant Pau Barcelona Spain