1. Nanfang Hospital, Southern Medical University, Guangzhou, China;
2. Nanfang-Chunfu Children’s Institute of Hematology and Oncology, Taixin Hospital, Dongguan, China;
3. Christian Medical College Hospital, Vellore, India;
4. Division of Biostatistics, Medical College of Wisconsin, Milwaukee, WI;
5. Center for International Blood and Marrow Transplant Research, Department of Medicine, Medical College of Wisconsin, Milwaukee, WI;
6. Guangzhou Women and Children’s Medical Center, Guangzhou, China;
7. Shenzhen Children’s Hospital, Shenzhen, China;
8. West China Second University Hospital, Sichuan University, Chengdu, China;
9. Department of Pediatrics, Memorial Sloan Kettering Cancer Center, New York, NY;
10. Department of Pediatrics, University of California San Francisco (UCSF) Medical Center, San Francisco, CA;
11. Lucile Packard Children’s Hospital, Stanford University, Palo Alto, CA;
12. Nationwide Children’s Hospital, Columbus, OH;
13. Children’s Mercy Hospital, Kansas City, MO;
14. Department of Pediatrics, Cleveland Clinic Foundation, Cleveland, OH;
15. Department of Pediatrics, University of North Carolina Hospitals, Chapel Hill, NC;
16. Department of Pediatrics, School of Medicine, Washington University, St Louis, MO;
17. Department of Pediatrics, University of Minnesota, Minneapolis, MN; and
18. UCSF Benioff Children’s Hospital, Oakland, CA