1. Charlie Norwood Veterans Affairs Medical Center, Augusta, Georgia
2. Department of Medicine, Medical College of Georgia, Augusta University, Augusta, Georgia
3. Orthopaedic Trauma Service, Department of Orthopaedic Surgery, University of Michigan, Ann Arbor, Michigan
4. Central Virginia Veterans Affairs Health Care System, Richmond, Virginia
5. Virginia Commonwealth University, Richmond, Virginia
6. Department of Rehabilitation, Hospital Nova, Jyväskylä, Finland
7. KITE Research Institute, University Health Network, Toronto, Ontario, Canada
8. Division of Physical Medicine and Rehabilitation, Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada
9. Thromboembolism Program, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Ontario, Canada
10. Department of Orthopaedic Surgery, Atrium Health Musculoskeletal Institute, Charlotte, North Carolina
11. Spinal Cord Injury Care Line, Michael E. DeBakey VA Medical Center, Houston, Texas
12. H. Ben Taub Department of Physical Medicine and Rehabilitation, Baylor College of Medicine, Houston, Texas
13. Spinal Cord Injury Center, VA Palo Alto Health Care System, Palo Alto, California
14. Department of Orthopaedic Surgery, Louisiana State University Health Sciences Center, New Orleans, Louisiana
15. Department of Rehabilitation Medicine, University of Minnesota School of Medicine, Minneapolis, Minnesota
16. Department of Orthopaedic Surgery, University of Minnesota, Minneapolis, Minnesota
17. Hennepin County Medical Center, Minneapolis, Minnesota
18. Department of Orthopaedic Surgery, JPS Health Network, Fort Worth, Texas
19. Spinal Cord Injury Service, VA Puget Sound Health Care System, Seattle, Washington
20. Department of Orthopaedic Surgery, University of Alabama at Birmingham, Birmingham, Alabama
21. Center of Innovation for Complex Chronic Healthcare (CINCCH), Health Services Research & Development, Department of Veterans Affairs, Hines VA Hospital, Hines, Illinois
22. Parkinson School of Health Sciences and Public Health, Loyola University, Maywood, Illinois
23. Center for Musculoskeletal Research, Division of Orthopaedic Trauma, Vanderbilt Orthopaedic Institute, Vanderbilt University Medical Center, Nashville, Tennessee