1. Graduate Program in Physical Therapy, University of California, San Francisco, CA 94122, USA
2. Department of Physical Therapy, Kaiser Permanente Medical Center, Oakland, CA, USA
3. San Francisco State University, San Francisco, CA, USA
4. Department of Neurology, University of California, San Francisco, CA 94122, USA
5. Department of Neurology, Kaiser Permanente Northern California, San Francisco, CA, USA
6. Division of Physical Therapy, Chapman University, San Francisco, CA, USA