1. Biomechanics and Imaging Group; Department of Orthopaedics; Leiden University Medical Center; Leiden The Netherlands
2. Department of Biomechanical Engineering; Faculty of Mechanical, Maritime and Materials Engineering, Delft University of Technology; Delft The Netherlands
3. Department of Radiology; Division of Image Processing, Leiden University Medical Center; Leiden The Netherlands
4. Department of Orthopaedics; Langeland Ziekenhuis; Zoetermeer The Netherlands