1. Diabetes Unit, Hospital Clinic, University of Barcelona, Biomedical Research Center in Diabetes and Associated Metabolic Disorders, Barcelona, Spain.
2. Endocrinology and Nutrition Unit, San Carlos Hospital Clinic, Biomedical Research Center in Diabetes and Associated Metabolic Disorders, Madrid, Spain.
3. Endocrinology Unit, University Hospital Clinic, University of Valencia, Biomedical Research Center in Diabetes and Associated Metabolic Disorders, Valencia, Spain.
4. Endocrinology Unit, Carlos Haya University Hospital, Biomedical Research Center in Diabetes and Associated Metabolic Disorders, Málaga, Spain.
5. Endocrinology Unit, Cruces University Hospital, University of the Basque Country, Biomedical Research Center in Diabetes and Associated Metabolic Disorders, Barakaldo, Spain.
6. August Pi i Sunyer Institute of Biomedical Studies, Hospital Clinic, University of Barcelona, Biomedical Research Center in Diabetes and Associated Metabolic Disorders, Barcelona, Spain.
7. Health Institute Technology Transfer, Pere Virgili Institute of Health Studies, Barcelona, Tarragona, Spain.