1. BCNatal - Barcelona Center for Maternal-Fetal and Neonatal Medicine, Hospital Clínic and Hospital Sant Joan de Deu; IDIBAPS, University of Barcelona; Barcelona Spain
2. Centre for Biomedical Research on Rare Diseases (CIBER-ER); Barcelona Spain
3. PerkinElmer, Inc.; Turku Finland
4. Maternal-Fetal Unit, CEDIFETAL; Centro de Diagnostico de Ultrasonido e Imágenes, CEDIUL; Barranquilla Colombia