1. Cincinnati Children's Hospital Medical Center, Cincinnati, OH; Sports Medicine Biodynamics Center and Human Performance Laboratory, Cincinnati, OH
2. Division of Health Sciences, Department of Athletic Training, College of Mount St. Joseph, Cincinnati, OH
3. Departments of Pediatrics, Biomedical Engineering, and Rehabilitation Sciences, University of Cincinnati, Cincinnati, OH; Departments of Orthopaedic Surgery, Physiology and Cell Biology, and Family Medicine, College of Medicine, University of Cincinnati, Cincinnati, OH; and Department of Biomedical Engineering and School of Rehab Sciences, Ohio State University, Columbus, OH