1. Department of Otolaryngology–Head and Neck SurgeryNational Children's Hospital San Jose Costa Rica
2. Department of Otolaryngology–Head and Neck SurgeryHospital for Sick Children, University of Toronto Toronto Ontario Canada
3. Department of Diagnostic Imaging, Division of NeuroradiologyHospital for Sick Children, University of Toronto Toronto Ontario Canada
4. Archie's Cochlear Implant LaboratoryHospital for Sick Children, University of Toronto Toronto Ontario Canada
5. Department of Communication DisordersHospital for Sick Children, University of Toronto Toronto Ontario Canada