1. Department of Epidemiology and Biostatistics, Schulich School of Medicine and Dentistry, Western University, London, Ontario, Canada
2. Rotman Research Institute, Baycrest Health Sciences, Toronto, Ontario, Canada
3. Ecological Mobility in Aging and Parkinson (EMAP) Research Group, Montréal, Québec, Canada
4. Département des sciences de l’activité physique, Université du Québec à Montréal, Montréal, Québec, Canada
5. Department of Surgery, Orthopaedics Division, Faculty of Medicine and Health Sciences, Université de Sherbrooke, Sherbrooke, Québec, Canada
6. Gait and Brain Lab, Parkwood Institute, London Health Sciences Centre, London, Ontario, Canada
7. Division of Geriatric Medicine, Schulich School of Medicine and Dentistry, Western University, London, Ontario, Canada
8. Robarts Research Institute, Western University, London, Ontario, Canada
9. Parkinson’s Foundation Center of Excellence, London Movement Disorders Centre, London Health Sciences Centre, Ontario, Canada
10. Department of Clinical Neurological Sciences, Schulich School of Medicine and Dentistry, Western University, London, Ontario, Canada