Institution: | 1. Maternal-Fetal Medicine Department, Institut Clínic de Ginecologia, Obstetrícia i Neonatologia (ICGON);2. Fetal and Perinatal Medicine Research Group, Institut d'Investigacions Biomediques August Pi i Sunyer (IDIBAPS) and Centro de Investigación Biomédica en Red de Enfermedades Raras (CIBERER), Hospital Clínic, Universitat de Barcelona, Barcelona, Spain |