1. Department of Endocrinology & Nutrition Ramón y Cajal University Hospital Madrid Spain
2. Fundación para la Investigación Biomédica Ramón y Cajal IRYCIS‐Hospital Ramón y Cajal Madrid Spain
3. Universidad de Alcalá Madrid Spain
4. Department of Biochemistry and Molecular Genetics Hospital Clinic, IDIBAPS Barcelona Spain
5. Department of Endocrinology & Nutrition Hospital Clinic, IDIBAPS Barcelona Spain
6. Department of Biochemistry Ramón y Cajal University Hospital Madrid Spain
7. Centro de Investigación Biomédica en Red Diabetes y Enfermedades Metabólicas Asociadas (CIBERDEM) Madrid Spain