1. Translational Musculoskeletal Research Center, Corp. Michael J. Crescenz VA Medical Center Philadelphia Pennsylvania USA
2. Division of Rheumatology University of Pennsylvania Perelman School of Medicine Philadelphia Pennsylvania USA
3. Research Service 151, Lt. Col. Luke Weathers, Jr. VA Medical Center Memphis Tennessee USA
4. Department of Orthopaedic Surgery and Biomedical Engineering Campbell Clinic/University of Tennessee Health Science Center Memphis Tennessee USA
5. Radiology Service, Veterans Affairs San Diego Healthcare System San Diego California USA
6. Department of Radiology University of California San Diego La Jolla California USA
7. Oklahoma City VA Health Care System Oklahoma City Oklahoma USA
8. Aging and Metabolism Research Program Oklahoma Medical Research Foundation Oklahoma City Oklahoma USA
9. Veterans Affairs Portland Health Care System Portland Oregon USA
10. Phil and Penny Knight Campus for Accelerating Scientific Impact, Department of Bioengineering University of Oregon Eugene Oregon USA
11. Rheumatology Section Minneapolis Veterans Affairs Medical Center Minneapolis Minnesota USA
12. Division of Rheumatology University of Minnesota Minneapolis Minnesota USA
13. Division of Arthritis and Rheumatic Diseases Oregon Health Sciences University Portland Oregon USA
14. Department of Biomedical Engineering Vanderbilt University Nashville Tennessee USA
15. Center for Stem Cell Biology Vanderbilt University Nashville Tennessee USA
16. BioFrontiers Institute and Department of Chemical and Biological Engineering University of Colorado Boulder Colorado USA
17. Department of Orthopaedic Surgery, Sports Medicine Cleveland Clinic Florida Coral Springs Florida USA
18. Department of Orthopaedics Emory University School of Medicine Atlanta Georgia USA
19. Atlanta VA Medical Center Decatur Georgia USA