1. Pediatric Endocrinology Research Group, (Girona Biomedical Research Institute) IDIBGI, Salt, Spain
2. Department of Pediatrics, Dr. Trueta University Hospital, Girona, Spain
3. Materno-Fetal Metabolic Research Group, (Girona Biomedical Research Institute) IDIBGI, Salt, Spain
4. Clinical Laboratory, Dr. Josep Trueta Hospital, Girona, Spain
5. Department of Development & Regeneration, University of Leuven, Leuven, Belgium
6. Pediatric Endocrinology, Hospital Sant Joan de Déu, University of Barcelona, Barcelona, Spain
7. Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM), ISCIII, Madrid, Spain