[1] St Orsola Marcello Malpighi Hosp, IRCCS Azienda Osped Univ Bologna, Dermatol Unit, Bologna, Italy
[2] Azienda Sanit Univ Friuli Cent ASUFC, Inst Dermatol, Udine, Italy
[3] Univ Bologna, Dept Med & Surg Sci, Alma Mater Studiorum, Bologna, Italy
[4] Univ Udine, Dept Med Area, Internal Med, Udine, Italy
[5] Cardiol Unit, IRCCS Azienda Osped Univ Bologna, Bologna, Italy
[6] Univ Udine, Dept Med DAME, Udine, Italy
[7] IRCCS Azienda Osped Univ Bologna, Policlin S Orsola Malpighi, Dermatol Unit, Via Giuseppe Massarenti 1, I-40138 Bologna, BO, Italy