1. Obstetrics Department Vall d'Hebron Hospital Universitari Barcelona Spain
2. Universitat Autònoma de Barcelona Bellaterra Spain
3. Banc de Sang i Teixits de Catalunya Barcelona Spain
4. Paediatric Radiology Department Vall d'Hebron Hospital Universitari Barcelona Spain
5. Neonatology Department Vall d'Hebron Hospital Universitari Barcelona Spain