1. Center for International Blood and Marrow Transplant Research,
2. Department of Medicine, and
3. Division of Biostatistics, Medical College of Wisconsin, Milwaukee, WI;
4. Eurocord, Hôpital Saint Louis, Paris, France;
5. Center for International Blood and Marrow Transplant Research, National Marrow Donor Program, Minneapolis, MN;
6. Fred Hutchinson Cancer Research Center, University of Washington, Seattle, WA;
7. H. Lee Moffitt Cancer Center, Tampa, FL;
8. Rome Transplant Network, University Tor Vergata, Rome, Italy;
9. Memorial Sloan-Kettering Cancer Center, New York, NY;
10. University of California, San Francisco, CA;
11. Stanford University, Palo Alto, CA;
12. Bioinformatics, National Marrow Donor Program, Minneapolis, MN;
13. University of Rome, La Sapienza, Rome, Italy;
14. Instituto di Ricovero e Cura a Carattere Scientifico, Ospedale Pediatrico Bambino Gesu, Rome, Italy;
15. University of Pavia, Pavia, Italy;
16. University of Chicago, Chicago, IL;
17. University Hospital of Marseille, Marseille, France;
18. Hospital Universitario La Fe, Valencia, Spain; and
19. Churchill Hospital, Oxford, United Kingdom