1. Anthony Nolan Research Institute, Royal Free Hospital, London, UK
2. UCL Cancer Institute, University College London, London, UK
3. Division of Biostatistics, Medical College of Wisconsin, Milwaukee, WI
4. Center for International Blood and Marrow Transplant Research, Medical College of Wisconsin, Milwaukee, WI
5. Center for International Blood and Marrow Transplant Research, National Marrow Donor Program/Be The Match, Minneapolis, MN
6. Clinical Research Division, Fred Hutchinson Cancer Research Center, Seattle, WA
7. Blood and Marrow Transplant Program and Host Defense Program, Nationwide Children's Hospital, Columbus, OH
8. Division of Hematology-Oncology, University of Nebraska Medical Center, Omaha, NE
9. Division of Cancer Epidemiology and Genetics, NIH-NCI Clinical Genetics Branch, Rockville, MD
10. Tulane Cancer Center, Department of Pathology and Laboratory Medicine, Tulane University School of Medicine, New Orleans, LA
11. Department of Hematopoietic Stem Cell Transplantation, National Cancer Center Hospital, Tokyo, Japan
12. Department of Pathology, University of California San Diego, San Diego, CA
13. Department of Microbiology and Immunology, Medical University of South Carolina, Charleston, SC
14. Division of Hematology/Oncology and Columbia Center for Translational Immunology, Columbia University Irving Medical Center, New York, NY
15. Department of Clinical Sciences, Intervention and Technology, Translational Cell Therapy Research Group, Karolinska Institute, Stockholm, Sweden
16. Department of Child and Adolescent Health, Cancer Centre for Children, The Children's Hospital at Westmead, Westmead, New South Wales, Australia