1. Division of Neurosurgery, Department of Surgery, University of Ottawa, Ottawa, Ontario, Canada
2. Department of Neurosurgery
3. Department of Otolaryngology–Head and Neck Surgery, The Ohio State University, Columbus, Ohio
4. Department of Otolaryngology, University of Ottawa, Ottawa, Ontario, Canada
5. Aurora Neuroscience Innovation Institute, Aurora St. Luke's Medical Center, Milwaukee, Wisconsin