P1178: THE APPLICABILITY OF PROGNOSTIC MODELS UNDER RITUXIMAB-DOSE-ADJUSTED EPOCH (R-DA-EPOCH) IN PRIMARY MEDIASTINAL LARGE B-CELL LYMPHOMA (PMLBCL): A COMPARISON WITH R-CHOP oleh Theodoros Vassilakopoulos, B Ferhanoglu, Na Horowitz, J Apostolidis, Z Mellios, Alexia Piperidou, L Kaynar, M Zektser, A Giotasmater, Dei Hospital, Msida Malta, A Symeonidis, C Kalpadakis, A Agathocleous, Om Akay, A Sayyed, Sc Atalar, E Katodritou, T Leonidopoulou, Sg Papageorgiou, T. Tadmor, O Gutwein, S Karakatsanis, C Ganzel, G. Karianakis, G. Y. Isenberg, G Gainaru, E. Vrakidou, M Palassopoulou, M Ozgur, Marina Siakantaris, S Paydas, P Tsirigotis, M Tsirogianni, E Hatzimichael, Tf Tugular, Jv Assimakopoulos, L Ligdi, A Liaskas, Maria Aikaterini Lefaki, P Labropoulou, A Kopsaftopoulou, E Verrou, M Kanellias, P Zikos, A Koumarianou, A Gafter-Gvili, M Bouzani, Mk Angelopoulou, T Karmiris, R Gurion