1. Department of Surgery, London Health Sciences Center, London, Ontario, Canada
2. Schulich School of Medicine and Dentistry, Western University, London, Ontario Canada
3. Lawson Health Research Institute, London, Ontario, Canada
4. Regional Rehab and Spinal Cord Injury Outpatients, Parkwood Institute, London, Ontario, Canada
5. Department of Physical Medicine and Rehabilitation, St. Joseph’s Health Care London, London, Ontario, Canada
6. Department of Anesthesia and Perioperative Medicine, St. Joseph’s Health Care London, London, Ontario, Canada
7. Occupational Health and Safety, London Health Sciences Centre, London, Ontario, Canada