Paul Richardson, MD, of Dana-Farber Cancer Institute, Boston, MA, talks about the key outcomes of the pooled analysis of defibrotide in veno-oclusive disease/ sinusoidal obstruction syndrome (VOD/SOS). This was the pivotal Phase II trial and approval finding Phase III study. Recorded at the European Society for Blood and Marrow Transplantation (EBMT) 2019 Annual Meeting, held in Frankfurt, Germany.