[1] Univ Bologna, Interdept Ctr Canc Res G Prodi, Bologna, Italy
[2] Interdept Ctr Canc Res, Bologna, Italy
[3] Univ Bologna, Bologna, Italy
[4] Univ Bologna, Seragnoli Dept, Bologna, Italy
[5] Univ Bologna, GIST Study Grp, Bologna, Italy
[6] Univ Ferrara, Dipartimento Med Sperimentale & Diagnost, I-44100 Ferrara, Italy
[7] St Orsola Marcello Malpighi Hosp, Pathol Unit, Bologna, Italy
[8] L&A Seragnoli Dept Hematol & Oncol Sci, Bologna, Italy
[9] Univ Bologna, S Orsola Malpighi Hosp, Emergency Surg & Transplant Dept, Bologna, Italy
[10] Azienda ULSS 9 Treviso, Treviso, Italy