1. Cartilage and Connective Tissue Research Laboratory, Mayo Clinic, Mayo Foundation, Rochester, Minnesota; Department of Orthopedics, University Medical Center, Utrecht, The Netherlands
2. Cartilage and Connective Tissue Research Laboratory, Mayo Clinic, Mayo Foundation, Rochester, Minnesota
3. Biomechanics Laboratory, Mayo Clinic, Mayo Foundation, Rochester, Minnesota
4. Cartilage and Connective Tissue Research Laboratory; Biomechanics Laboratory, Mayo Clinic, Mayo Foundation, Rochester, Minnesota