1. Fetal i+D Fetal Medicine Research CenterBCNatal ‐ Barcelona Center for Maternal‐Fetal and Neonatal Medicine (Hospital Clínic and Hospital Sant Joan de Deu)Institut Clínic de GinecologiaObstetricia i NeonatologiaInstitut d'Investigacions Biomèdiques August Pi i SunyerUniversitat de Barcelona Barcelona Catalonia Spain
2. Department of Genetics, Reproduction and Maternal‐Fetal MedicineUniversity Hospital Virgen del Rocío Seville Spain
3. Maternal‐Fetal Medicine and Therapy Research Center Mexico; on behalf of the Iberoamerican Research Network in Translational, Molecular and Maternal‐Fetal Medicine Mexico City Mexico
4. Center for Biomedical Research on Rare Diseases (CIBER‐ER) Madrid Spain