P357: MULTICENTER RETROSPECTIVE ANALYSIS OF CLINICAL OUTCOME OF ADULT PATIENS WITH MIXED-PHENOTYPE ACUTE LEUKEMIA (MPAL) DIAGNOSED AND TREATED IN THE LAST TEN YEARS. A CAMPUS-ALL STUDY. (23rd June 2022) - Lazzarotto, D.; Tanasi, I.; Vitale, A.; Piccini, M.; Dargenio, M.; Giglio, F.; Forghieri, F.; Fracchiolla, N.; Cerrano, M.; Todisco, E.; Papayannidis, C.; Leoncin, M.; et al.