1. Department of Anesthesiology and Pain Medicine, University of Toronto, Toronto, Ontario, Canada
2. Department of Anesthesia and Pain Management, Toronto General Hospital, University Health Network, Toronto, Ontario, Canada
3. University of Toronto Centre for the Study of Pain, Toronto, Ontario, Canada
4. Department of Psychology, York University, Toronto, Ontario, Canada
5. Department of Family Medicine, University of Calgary, Calgary, Alberta, Canada
6. Opioid Deprescribing Program, Alberta Health Services, Calgary, Alberta, Canada
7. Department of Psychiatry and Surgery, University of Calgary, Calgary, Alberta, Canada
8. Hotchkiss Brain Institute, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada