1. BCNatal - Barcelona Center for Maternal-Fetal and Neonatal Medicine (Hospital Clínic and Hospital Sant Joan de Deu), IDIBAPS; University of Barcelona, and Centre for Biomedical Research on Rare Diseases (CIBER-ER); Barcelona Spain
2. Obstetrics, Gynecology and Reproductive Medicine Department; Quirón Dexeus Universitari Hospital; Barcelona Spain