1. Department of Physical Medicine and Rehabilitation Northwestern University Feinberg School of Medicine/Shirley Ryan AbilityLab, 355 E Erie, 10‐2121 Chicago IL 60611
2. Department of Physical Medicine and Rehabilitation Case Western Reserve University/Metro Health Medical Center Cleveland Ohio
3. Department of Physical Medicine and Rehabilitation Michigan Medicine Ann Arbor MI
4. Department of Physical Medicine and Rehabilitation, Mayo Clinic American Board of Physical Medicine and Rehabilitation Rochester MN
5. American Board of Physical Medicine and Rehabilitation Rochester MN
6. Department of Physical Medicine and Rehabilitation UT Health McGovern Medical School, and TIRR Memorial Hermann Houston TX
7. Physical Medicine Rehabilitation and Sports Medicine Department University of Puerto Rico San Juan PR
8. Division of Physical Medicine and Rehabilitation University of Toronto Toronto Ontario Canada