[1] Univ Messina, Dept Biomed Sci & Morphol & Funct Imaging, Sect Radiol Sci, Policlin G Martino, Via Consolare Valeria 1, I-98100 Messina, Italy
[2] Azienda Osped Univ Careggi, Emergency Radiol, Florence, Italy
[3] Azienda Socio Sanitaria Terr ASST Lodi, Complex Unit Radiol, Dept Diagnost & Intervent Radiol, Viale Savoia 4, I-26900 Lodi, Italy
[4] Univ Siena, Azienda Osped Univ Senese, Dept Radiol Sci Diagnost Imaging, Siena, Italy
[5] San Giovanni Dio & Ruggi Aragona Hosp, Radiol Dept, Salerno, Italy
[6] San Salvatore Hosp, Radiol Unit, Laquila, Italy
[7] Villa Scassi Hosp ASL 3, Diagnost Imaging Dept, Corso Scassi 1, Genoa, Italy
[8] Univ Vita Salute San Raffaele, Diagnost & Intervent Radiol Dept, IRCCS Osped San Raffaele Turro, Milan, Italy