1. BC Children's Hospital Research Institute, Vancouver, British Columbia, Canada;
2. Department of Medical Genetics, Faculty of Medicine, University of British Columbia (UBC), Vancouver, British Columbia, Canada;
3. Division of Translational Therapeutics, Department of Pediatrics, Faculty of Medicine, UBC, Vancouver, British Columbia, Canada;
4. Department of Pediatrics, Yokohama City University Hospital, Yokohama, Japan;
5. YCU Center for Novel and Exploratory Clinical Trials, Yokohama City University Hospital, Yokohama, Japan;
6. Audiology and Speech Pathology Department, British Columbia Children's Hospital, Vancouver, British Columbia, Canada;
7. School of Audiology and Speech Science, UBC, Vancouver, British Columbia, Canada;
8. Division of Oncology, Hematology and Bone Marrow Transplant, British Columbia Children's Hospital and UBC, Vancouver, British Columbia, Canada;
9. Faculty of Pharmaceutical Sciences, UBC, Vancouver, British Columbia, Canada;
10. Pharmaceutical Outcomes Programme, British Columbia Children's Hospital, Vancouver, British Columbia, Canada; and
11. Department of Anesthesiology, Pharmacology & Therapeutics, Faculty of Medicine, UBC, Vancouver, British Columbia, Canada.