1. Department of Neurology, Keck School of Medicine (C.W.), University of Southern California, Los Angeles
2. Department of Physical Therapy Education and Department of Neurology, SUNY Upstate Medical University, Syracuse, NY (B.K.)
3. Department of Physical Therapy, Jeonju University, South Korea (S.K.).
4. From the Division of Biokinesiology and Physical Therapy, Herman Ostrow School of Dentistry (N.S., C.M.), University of Southern California, Los Angeles