Does matched unrelated donor transplantation have the same outcome as matched sibling transplantation in unselected patients?

Shaw, 2010, Outcomes of pediatric bone marrow transplantation for leukemia and myelodysplasia using matched sibling, mismatched related, or matched unrelated donors, Blood, 116, 4007, 10.1182/blood-2010-01-261958

Finke, 2012, Prognostic factors affecting outcome after allogeneic transplantation for hematological malignancies from unrelated donors: results from a randomized trial, Biol Blood Marrow Transplant, 10.1016/j.bbmt.2012.06.001