Standardizing Definitions of Hematopoietic Recovery, Graft Rejection, Graft Failure, Poor Graft Function, and Donor Chimerism in Allogeneic Hematopoietic Cell Transplantation : A Report on Behalf of the American Society for Transplantation and Cellular Therapy - Kharfan-Dabaja, Mohamed A. (Mayo Clinic. Division of Hematology-Oncology and Blood and Marrow Transplantation and Cellular Therapies Program) ; Kumar, Ambuj (Program for Comparative Effectiveness Research. Morsani College of Medicine. University of South Florida) ; Ayala, Ernesto (Division of Hematology-Oncology and Blood and Marrow Transplantation and Cellular Therapies Program. Mayo Clinic) ; Aljurf, Mahmoud (Department of Adult Hematology and Stem Cell Transplantation. King Faisal Specialist Hospital and Research Centre) ; Nishihori, Taiga (Department of Blood and Marrow Transplantation and Cellular Immunotherapy. Moffitt Cancer Center) ; Marsh, Rebecca (Cincinnati Children's Hospital Medical Center) ; Burroughs, Laura M. (Fred Hutchinson Cancer Research Center) ; Majhail, Navneet (Blood and Marrow Transplant Program. Taussig Cancer Institute. Cleveland Clinic) ; Al-Homsi, Ahmad Samer (NYU Langone Health) ; Al-Kadhimi, Zaid S. (Division of Oncology and Hematology. Department of Internal Medicine. University of Nebraska Medical Center) ; Bar, Merav (Fred Hutchinson Cancer Research Center) ; Bertaina, Alice (Division of Stem Cell Transplant and Regenerative Medicine. Department of Pediatrics. Stanford University) ; Boelens, Jaap Jan (Stem Cell Transplantation and Cellular Therapies Program. Department Pediatrics. Memorial Sloan Kettering Cancer Center) ; Champlin, Richard (Department of Stem Cell Transplantation and Cellular Therapy. The University of Texas MD Anderson Cancer Center) ; Chaudhury, Sonali (Ann and Robert H. Lurie Children's Hospital of Chicago) ; DeFilipp, Zachariah (Massachusetts General Hospital (Boston)) ; Dholaria, Bhagirathbhai (Vanderbilt University Medical Center) ; El-Jawahri, Areej (Massachusetts General Hospital (Boston)) ; Fanning, Suzanne (Blood and Marrow Transplant Program. University of South Carolina School of Medicine) ; Fraint, Ellen (Stem Cell Transplantation and Cellular Therapies Program. Department Pediatrics. Memorial Sloan Kettering Cancer Center) ; Gergis, Usama (Bone Marrow Transplant and Immune Cellular Therapy. Thomas Jefferson University Hospital) ; Giralt, Sergio (Department of Medicine. Division of Hematologic Malignancies. Memorial Sloan Kettering Cancer Center Weill Cornell Medical College) ; Hamilton, Betty K. (Blood and Marrow Transplant Program. Taussig Cancer Institute. Cleveland Clinic) ; Hashmi, Shahrukh K (Department of Medicine. Sheikh Shakhbout Medical City) ; Horn, Biljana (Department of Pediatrics. Division of Hematology/Oncology. University of Florida. UF Health Shands Children's Hospital) ; Inamoto, Yoshihiro (National Cancer Center Hospital) ; Jacobsohn, David A. (Children's National Medical Center) ; Jain, Tania (Johns Hopkins University School of Medicine) ; Johnston, Laura (Stanford University School of Medicine) ; Kanate, Abraham S. (West Virginia University) ; Kansagra, Ankit (UT Southwestern Medical Center) ; Kassim, Adetola (Vanderbilt University Medical Center) ; Kean, Leslie S. (Boston Children's Hospital (Boston, Estats Units d'Amèrica)) ; Kitko, Carrie L. (Vanderbilt University Medical Center) ; Knight-Perry, Jessica (University of Colorado School of Medicine) ; Kurtzberg, Joanne (Duke University School of Medicine) ; Liu, Hien (Moffitt Cancer Center) ; MacMillan, Margaret L (University of Minnesota Medical School) ; Mahmoudjafari, Zahra (University of Kansas Cancer Center) ; Mielcarek, Marco (Fred Hutchinson Cancer Research Center) ; Mohty, Mohamad (Sorbonne Université. INSERM. Centre de Recherche Saint-Antoine and Hôpital Saint-Antoine. Service d'Hématologie Clinique et Thérapie Cellulaire) ; Nagler, Arnon (Chaim Sheba Medical Center (Israel)) ; Nemecek, Eneida (Oregon Health & Science University) ; Olson, Timothy S. (Children's Hospital of Philadelphia (Pennsilvània)) ; Oran, Betul (The University of Texas MD Anderson Cancer Center) ; Perales, Miguel Angel (Memorial Sloan Kettering Cancer Center Weill Cornell Medical College) ; Prockop, Susan E. (Stem Cell Transplantation and Cellular Therapies Program. Department Pediatrics. Memorial Sloan Kettering Cancer Center) ; Pulsipher, Michael A. (Children's Hospital Los Angeles Cancer and Blood Disease Institute. USC Keck School of Medicine) ; Pusic, Iskra (Washington University School of Medicine) ; Riches, Marcie L. (University of North Carolina at Chapel Hill) ; Rodriguez, Cesar (Wake Forest University School of Medicine) ; Romee, Rizwan (Dana-Farber Cancer Institute (Boston, Estats Units d'Amèrica)) ; Rondon, Gabriela (The University of Texas MD Anderson Cancer Center) ; Saad, Ayman (The Ohio State University. Division of Hematology) ; Shah, Nina (University of California San Francisco. Department of Medicine) ; Shaw, Peter J. (The Children's Hospital at Westmead) ; Shenoy, Shalini (Washington University School of Medicine) ; Sierra, Jorge (Institut d'Investigació Biomèdica Sant Pau) ; Talano, Julie (Children's Hospital of Wisconsin) ; Verneris, Michael R. (University of Colorado School of Medicine) ; Veys, Paul (University College London. Great Ormond Street Hospital.) ; Wagner, John E. (University of Minnesota Medical School) ; Savani, Bipin N. (Vanderbilt University Medical Center) ; Hamadani, Mehdi (Medical College of Wisconsin) ; Carpenter, Paul A. (Fred Hutchinson Cancer Research Center) ; Institut Germans Trias i Pujol. Institut de Recerca contra la Leucèmia Josep Carreras ; Universitat Autònoma de Barcelona. Departament de Medicina