Riddle, D. L., Jiranek, W. A., Neff, R. S., Whitaker, D., & Hull, J. R. (2012). Extent of Tibiofemoral Osteoarthritis Before Knee Arthroplasty: Multicenter Data from the Osteoarthritis Initiative. Springer-Verlag.

Riddle, Daniel L., William A. Jiranek, Robert S. Neff, Derek Whitaker, ja Jason R. Hull. Extent of Tibiofemoral Osteoarthritis Before Knee Arthroplasty: Multicenter Data From the Osteoarthritis Initiative. Springer-Verlag, 2012.

Riddle, Daniel L., et al. Extent of Tibiofemoral Osteoarthritis Before Knee Arthroplasty: Multicenter Data From the Osteoarthritis Initiative. Springer-Verlag, 2012.