1. ExerciseTech, Department of Health Science and Technology, Aalborg University, Aalborg, Denmark
2. Institute of Biomechanics and Orthopaedics, German Sport University Cologne, Cologne, Germany
3. Institute for Advanced Biomechanics and Motion Studies, Offenburg University, Offenburg, Germany
4. Oslo Sports Trauma Research Center, Department of Sports Medicine, Norwegian School of Sports Sciences, Oslo, Norway