1. Department of Psychology, York University, Toronto, Ontario, Canada
2. Department of Psychology, University of Calgary, Calgary, Alberta, Canada
3. Alberta Children’s Hospital Research Institute, Calgary, Alberta, Canada
4. Hotchkiss Brain Institute, Calgary, Alberta, Canada
5. Department of Anesthesia and Pain Management, Toronto General Hospital, Toronto, Ontario, Canada
6. Department of Anesthesiology and Pain Medicine, University of Toronto, Ontario, Canada