P1371: GRAFT-VERSUS-HOST DISEASE OFFERS NO GRAFT-VERSUS-LEUKEMIA ADVANTAGE IN PATIENTS WITH ACUTE LYMPHOBLASTIC LEUKEMIA AFTER HAPLO-IDENTICAL STEM CELL TRANSPLANTATION WITH POST-TRANSPLANT CYCLOPHOSPHAMIDE. (23rd June 2022) - Shimoni, A.; Peczynski, C.; Labopin, M.; Angelucci, E.; Koc, Y.; Arat, M.; Tischer, J.; Sica, S.; Gülbas, Z.; Socié, G.; Blaise, D.; Pioltelli, P.; et al.