1. Department of Endocrinology and Nutrition Parc Sanitari Sant Joan de Déu Barcelona Spain
2. Department of Obstetrics and Gynecology Parc Sanitari Sant Joan de Déu Barcelona Spain
3. Clinical Biochemistry Laboratory Parc Sanitari Sant Joan de Déu Barcelona Spain
4. Department of Endocrinology and Nutrition Hospital de la Santa Creu i Sant Pau Barcelona Spain
5. Department of Medicine Universitat Autònoma de Barcelona Barcelona Spain
6. Biomedical Research Center Network of Bioengineering, Biomaterials and Nanomedicine (CIBERBBN), ISCIII Madrid Spain