Institution: | 1. Department of Epidemiology and Biostatistics, Michigan State University, College of Human Medicine, East Lansing, Michigan;2. Department of Neurology, The Ohio State University, Columbus, Ohio;3. John F. Butzer Center for Research and Innovation, Mary Free Bed Rehabilitation Hospital, Grand Rapids, Michigan;4. Department of Physical Medicine and Rehabilitation, Michigan State University, College of Osteopathic Medicine, East Lansing, Michigan, United States |