1. Barcelona Centre for Maternal–Fetal and Neonatal Medicine (Hospital Clínic and Hospital Sant Joan de Deu), IDIBAPS (Institut D'Investigacions Biomediques August Pi i Sunyer), University of Barcelona, and Centre for Biomedical Research on Rare Diseases (CIBER‐ER) Barcelona Spain
2. Barcelona Centre for Maternal–Fetal and Neonatal Medicine (Hospital Clínic and Hospital Sant Joan de Deu), University of Barcelona and Institut de Recerca Sant Joan de Déu (IR‐SJD) Barcelona Spain
3. Maternal and Child Health Development Network, RETICS (Redes Temáticas de Investigación Cooperativa en Salud), Research Institute Carlos III, Spanish Ministry of Economy and Competitiveness Madrid Spain
4. Department of Neonatology Hospital Clinic, IDIBAPS (Institut D'Investigacions Biomediques August Pi i Sunyer) Barcelona Spain
5. NeNE Foundation Madrid Spain