Desai, N. and Mattsson, J. (2020) “HLA matching in the PTCy era: the locus still matters. Comment on: Selection of unrelated donors for allogeneic transplantation using post-transplant cyclophosphamide in acute lymphoblastic leukemia: an analysis by the Acute Leukemia Working Party of the European Society for Blood and Marrow Transplantation”, Haematologica. Pavia, Italy. doi: 10.3324/haematol.2025.289055.