1. Department of Medicine, Division of Geriatric Medicine, Sir Mortimer B. Davis - Jewish General Hospital and Lady Davis Institute for Medical Research, McGill University, Montreal, Quebec, Canada
2. Dr. Joseph Kaufmann Chair in Geriatric Medicine, Faculty of Medicine, McGill University, Montreal, Quebec, Canada
3. Centre of Excellence on Aging and Chronic Diseases of McGill integrated University Health Network, Quebec, Canada
4. Service of Geriatric Medicine and Geriatric Rehabilitation, Department of Medicine, Lausanne University Hospital, Switzerland
5. Department of Neurology, Geneva University Hospital and University of Geneva, Geneva, Switzerland
6. Department of Neurology, Albert Einstein College of Medicine, Yeshiva University, Bronx, NY, USA