1. Department of Otolaryngology–Head and Neck Surgery, University of Toronto, Toronto, Ontario, Canada (Dr Punthakee); Department of Head and Neck Surgery, David Geffen School of Medicine at UCLA (University of California, Los Angeles), Los Angeles, California (Drs Zaghi, Nabili, and Blackwell); and Department of Otolaryngology–Head and Neck Surgery, UCSF School of Medicine, University of California, San Francisco (Dr Knott).