On behalf of the ASBMT Committee on Education, we are pleased to continue our monthly self-directed learning quiz "Basic Principles and Practices of Hematopoietic Cell Transplantation and Cell Therapy – Question and Answer Approach” for fellows in training, highlighting HCT and cell therapy topics. Answers to each question appear with evidence-based “non-exhaustive peer-review commentary. Our aim is to provide you with a credible and freely available educational resource. Questions were generated and reviewed by Syed Abutalib, M.D., Mark R. Litzow, M.D., and William A. Wood, M.D. To take this month’s quiz,
click here.