1. Department of Biomechanics, University of Nebraska, Omaha, NE, USA;
2. Facultad de Ciencias de la Salud, Universidad Autónoma de Chile, Santiago, Chile;
3. Department of Occupational Therapy at Creighton University, CHI Health Creighton University Medical Center, Omaha, NE, USA;
4. Innovative Prosthetics and Orthotics, Omaha, NE, USA;
5. Department of Environmental Agricultural and Occupational Health, University of Nebraska Medical Center, Omaha, NE, USA