Affiliation: | 1. Division of Obstetrics and Perinatal Medicine, University Hospital rechts der Isar, Technical University of Munich, Munich, Germany;2. 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 |