1. Department of Physiology and Biomedical Engineering, Mayo Clinic College of Medicine, Rochester, Minnesota.
2. Department of Orthopedic Surgery, Mayo Clinic College of Medicine, Rochester, Minnesota.
3. Faculty of Veterinary Medicine, Utrecht University, Utrecht, The Netherlands.
4. Department of Orthopaedics, University Medical Center, Utrecht, The Netherlands.
5. Department of Orthopaedic Surgery, OLVG, Amsterdam, The Netherlands.