1. Anxiety Treatment and Research Clinic, St. Joseph’s Healthcare Hamilton, Hamilton, ON, Canada
2. Department of Psychiatry and Behavioural Neurosciences, McMaster University, Hamilton, ON, Canada
3. Mood Disorders Program, St. Joseph’s Healthcare Hamilton, Hamilton, ON, Canada
4. Frederick W. Thompson Anxiety Disorders Centre, Sunnybrook Health Sciences Centre, Toronto, ON, Canada
5. Department of Psychiatry and Psychological Clinical Science, University of Toronto, Toronto, ON, Canada