1. Department of Medicine Indiana School of Medicine and Regenstrief Institute Indianapolis Indiana USA
2. Department of Physical Medicine & Rehabilitation The Ohio State University Columbus Ohio USA
3. Ruth Lilly Medical Library Indiana University School of Medicine Indianapolis Indiana USA
4. Department of Physical Medicine and Rehabilitation Harvard Medical School, and Spaulding Rehabilitation Hospital Boston Massachusetts USA
5. Department of Physical Medicine and Rehabilitation University of Alabama Birmingham Alabama USA
6. Department of Rehabilitation Medicine University of Washington Seattle WA USA
7. Department of Physical Medicine and Rehabilitation Mayo Clinic Rochester Minnesota USA
8. Department of Physical Medicine and Rehabilitation Virginia Commonwealth University Richmond Virginia USA
9. U.S. Department of Veterans Affairs Washington DC USA
10. Craig Rehabilitation Hospital Denver Colorado USA
11. Department of Physical Medicine and Rehabilitation University of Texas Southwestern Dallas Texas USA
12. Center of Innovation on Disability & Rehab Research (CINDRR) James A Haley Veterans' Hospital Tampa Florida USA
13. H. Ben Taub Department of Physical Medicine and Rehabilitation Baylor College of Medicine, and Brain Injury Research Center, TIRR Memorial Hermann Houston Texas USA
14. Department of Physical Medicine and Rehabilitation Indiana University School of Medicine Indianapolis Indiana USA