1. Roessingh Research and Development, Enschede, The Netherlands
2. Department of Biomechanical Engineering, MIRA Institute for Biomedical Technology and Technical Medicine, University of Twente, Enschede, The Netherlands
3. Department of Biomedical Signals and Systems, University of Twente, Enschede, The Netherlands
4. Medisch Spectrum Twente, Medical School Twente, Enschede, The Netherlands
5. Department of Research Methodology, Measurement and Data Analysis, University of Twente, Enschede, The Netherlands
6. Department of Amputation and Orthopaedics, Roessingh Centre for Rehabilitation, Enschede, The Netherlands