| Affiliation: | 1. Divisions of Hematology, Oncology and Blood and Marrow Transplantation, Children's Hospital Los Angeles, California, USA;2. Departments of Pediatrics, Keck School of Medicine, University of Southern California, Los Angeles, California, USA;3. Divisions of Pediatric Surgery, Children's Hospital Los Angeles, California, USA;4. Departments of Surgery, Keck School of Medicine, University of Southern California, Los Angeles, California, USA;5. Departments of Radiology, Keck School of Medicine, University of Southern California, Los Angeles, California, USA;6. Division of Transplant Surgery, Keck School of Medicine, University of Southern California, Los Angeles, California, USA;7. Department of Pediatrics, Medical College of Wisconsin, Milwaukee, Wisconsin, USA |
