1. SB Racette, PhD, is Assistant Professor, Program in Physical Therapy and Department of Internal Medicine, Washington University School of Medicine, St Louis, Mo
2. SS Deusinger, PT, PhD, is Associate Professor and Director, Program in Physical Therapy, and Associate Professor of Neurology, Washington University School of Medicine, Campus Box 8502, 4444 Forest Park Ave, St Louis, MO 63108-2212 (USA).
3. RH Deusinger, PT, PhD, is Assistant Professor, Program in Physical Therapy and Department of Internal Medicine, Washington University School of Medicine, and Department of Biomedical Engineering, Washington University, St Louis, Mo