1. Joan XXIII University Hospital, IISPV, Tarragona, Spain
2. Centro de Investigación Biomédica en Red de Diabetes y Enfermedades Metabólicas, Madrid, Spain
3. Department of Endocrinology and Nutrition, Hospital del Mar, Institut d'Investigacions Mèdiques, Barcelona, Spain
4. Department of Experimental Medicine, Universitat de Lleida-IRBLleida, Lleida, Spain
5. UGCI of Endocrinology and Nutrition, Instituto de Biomedicina de Málaga, Hospital Regional Universitario, Málaga, Spain
6. Surgery Unit, Joan XXIII University Hospital, Tarragona, Spain
7. Infectious Diseases and HIV/AIDS Unit, Department of Internal Medicine, Joan XXIII University Hospital, Universitat Rovira i Virgili, Tarragona, Spain