1. Metabolic Research Laboratory, Clínica Universidad de Navarra , Avda. Pío XII, 36, 31008 Pamplona , Spain
2. CIBER Fisiopatología de La Obesidad y Nutrición (CIBEROBN), Instituto de Salud Carlos III , Avda. Pío XII, 36, 31008 Pamplona , Spain
3. Obesity and Adipobiology Group, Instituto de Investigación Sanitaria de Navarra , Irunlarrea, 3, 31008 Pamplona , Spain
4. Department of Endocrinology and Nutrition, Clínica Universidad de Navarra , Avda. Pío XII, 36, 31008 Pamplona , Spain
5. Department of Medicine, University of Padova , Via Giustiniani 2, 35128 Padua , Italy
6. First Clinic of Internal Medicine, Department of Internal Medicine, University of Genoa , 16132 Genoa , Italy
7. IRCCS Ospedale Policlinico San Martino, Genoa—Italian Cardiovascular Network , Genoa , Italy