1. AE Barr, PT, PhD, is Assistant Professor, Physical Therapy Department, College of Allied Health Professions, Temple University, 3307 N Broad St (602–00), Philadelphia, PA 19140 (USA).
2. MF Barbe, PhD, is Associate Professor, Physical Therapy Department, College of Allied Health Professions, Temple University, and Department of Anatomy and Cell Biology, Temple University Medical School, Philadelphia, Pa