1. From the Department of Neurology, Henry Ford Hospital, Detroit, MI (J.C., M.C.)
2. Department of Geriatrics, Tianjin Medical University General Hospital, China (J.C.)
3. Tianjin Neurological Institute, Key Laboratory of Post-Neurotrauma Neurorepair and Regeneration in Central Nervous System, Ministry of Education, China (J.C.)
4. Department of Physics, Oakland University, Rochester, MI (M.C.).