[1] Hosp Jesi, Med Dept, Ancona, Italy
[2] Area Vasta 2 ASUR Marche, Ancona, Italy
[3] Hosp Mauriziano, Dept Internal Med, Turin, Italy
[4] Hosp Maggiore Carita, Dept Internal Med, Novara, Italy
[5] Hosp Papa Giovanni XXIII, Dept Internal Med, Milan, Italy
[6] Hosp Colleferro, Dept Internal Med, Rome, Italy
[7] Hosp Fatebenefratelli AFaR, Dept Internal Med, Rome, Italy
[8] Hosp Luino, ASST Sette Laghi, Internal Med, Hosp Circolo Macchi, Varese, Italy
[9] Univ Insubria, Varese, Italy
[10] Hosp Conegliano Veneto, Dept Internal Med, Treviso, Italy
[11] FADOI Fdn, Res Dept, Piazzale Cadorna 15, I-20123 Milan, Italy
[12] Hosp Buon Consiglio Fatebenefratelli, Med Dept, Naples, Italy