PB2103: CAN WE ACCURATELY PREDICT SURVIVAL IN DIFFUSE LARGE B CELL LYMPHOMA IN THE RITUXIMAB ERA? RETROSPECTIVE COMPARISON OF IPI, AAIPI, R-IPI AND NCCN-IPI. (23rd June 2022) - Chorão, P.; Henriques, M.; Baptista, P.; Carvalhais, I.; Pinto, A. L.; Silva, P.; Carneiro, A. M.; Ferreira, F.; Trigo, F.