On January 15-17, 2017, the 4th Worldwide Network for Blood and Marrow Transplantation Workshop was held at the King Faisal Research and Cancer Center in Rhyadh, Saudi Arabia.

Dr. Usama Gergis of the Weill Cornell Medicine and NewYork-Presbyterian Bone Marrow Transplant Program served as session chair and moderator for a symposium on the long-term complications of bone marrow transplantation.