1. Department of Chemistry, Centre for Research in Mass Spectrometry, York University, 4700 Keele Street, Toronto, Ontario, Canada M3J 1P3
2. Joseph and Mildred Sonshine Family Centre for Head and Neck Disease, Mount Sinai Hospital, 600 University Avenue, Toronto, Ontario, Canada M5G 1X5
3. Department of Otolaryngology‐Head and Neck Surgery, Mount Sinai Hospital, Toronto, Ontario, Canada M5G 2N2
4. Department of Pathology and Laboratory Medicine, Mount Sinai Hospital, Toronto, Ontario, Canada
5. Department of Otolaryngology‐Head and Neck Surgery, University of Toronto, Toronto, Ontario, Canada M5G 2N2