[1] Univ Udine, Diabet & Metab Unit, Clin Med, Udine, Italy
[2] Univ Trieste, Dept Med Surg & Hlth Sci, I-34147 Trieste, Italy
[3] G Segalini H Bassini Cinisello Balsamo ASST Nord, Milan, Italy
[4] AMD Fdn, Reggio Emilia, Italy
[5] Ctr Outcomes Res & Clin Epidemiol CORESEARCH, Pescara, Italy
[6] ASFO, Endocrinol & Diabet Unit, Pordenone, Italy
[7] ASST Spedali Civili Brescia, UOC Med Gen ad indirizzo Metab & Diabetol, Brescia, Italy
[8] Romagna Local Hlth Author, Ravenna Diabet Ctr, Ravenna, Italy
[9] USL Tuscany Northwest Locat Livorno, Diabet & Metab Dis, Livorno, Italy
[10] Univ Messina, Dept Clin & Expt Med, Messina, Italy