1. Department of Diagnostic Imaging; The Hospital for Sick Children; University of Toronto; Toronto ON Canada
2. Department of Medical Imaging; University of Toronto; Toronto ON Canada
3. Institute of Radiology; Universidade de Sao Paulo (USP); Sao Paulo SP Brazil
4. Department of Radiology; Universidade de Campinas (UNICAMP); Campinas SP Brazil
5. Department of Radiology; Universidade de Federal de Sao Paulo (UNIFESP); Sao Paulo SP Brazil
6. Department of Radiology; Beijing Children's Hospital; Beijing China
7. Department of Radiology; Nanfang Hospital; Guangzhou China
8. Department of Hematology & Oncology; The Hospital for Sick Children; University of Toronto; Toronto ON Canada