1 Faculty of Dental Medicine and Oral Health Sciences and Department of Anesthesia, Faculty of Medicine and Health Sciences, Alan Edwards Centre for Research on Pain, McGill University, Montreal, QC, Canada.
2 Department of Human Genetics, Faculty of Medicine and Health Sciences, McGill University, Montreal, QC, Canada.
3 Departments of Psychology and Anesthesia, Alan Edwards Centre for Research on Pain, McGill University, Montreal, QC, Canada.