1. Southern Oregon Orthopedics; Medford Oregon
2. Department of Orthopaedic and Rehabilitation; Oregon Health and Science University; Portland Oregon
3. The Orthopedic Clinic Association; Phoenix Arizona
4. Department of Orthopedic Surgery; Banner University Medical Center; Phoenix Arizona
5. Leni and Peter W. May Department of Orthopaedic Surgery at the Icahn School of Medicine at Mount Sinai; New York New York
6. Rush University Medical Center; Chicago Illinois