1. Orthopaedic Biomechanics and Department of Biomedical Engineering, Eindhoven University of Technology, Eindhoven, The Netherlands.
2. Laboratory of Immunoengineering, Department of Biomedical Engineering, Eindhoven University of Technology, Eindhoven, The Netherlands.
3. Department of Orthopaedics, University Medical Center Utrecht, Utrecht University, Utrecht, The Netherlands.