1. Fetal Medicine Research Center, BCNatal Barcelona Center for Maternal‐Fetal and Neonatal Medicine (Hospital Clínic and Hospital Sant Joan de Déu), Institut Clínic de Ginecologia, Obstetricia i Neonatologia, Universitat de Barcelona Barcelona Catalonia Spain
2. Centre for Evidence‐Based Medicine, Nuffield Department of Primary Health SciencesUniversity of Oxford Oxford UK
3. Fetal Medicine Unit, Clínica Dávila Santiago Chile
4. Second Department of Obstetrics and Gynecology, Faculty of MedicineAristotle University of Thessaloniki Thessaloniki Greece