IMPACT OF DIFFERENT INDUCTION REGIMENS ON THE OUTCOME OF PRIMARY MEDIASTINAL B CELL LYMPHOMA IN THE PROSPECTIVE IELSG 37 TRIAL. (17th June 2021) - Martelli, M.; Zucca, E.; Botto, B.; Kryachok, I.; Ceriani, L.; Balzarotti, M.; Tucci, A.; Cabras, M. G.; Zilioli, V. R.; Rusconi, C.; Angrilli, F.; Arcaini, L.; et al.