Mo Y, Zhang Q, Wang M, Chen J, Hu W, Chen C, Tang Y, Wang Z, Wang J, Chen X, Shen S. Results from patient-derived xenograft models support co-administration of allopurinol and 6-mercaptopurine to reduce hepatotoxicity and improve event-free survival in pediatric acute lymphoblastic leukemia. Haematologica; https://doi.org/10.3324/haematol.2024.286882 [Early view].