From the Department of Physical Medicine and Rehabilitation, Johns Hopkins University School of Medicine, Baltimore, Maryland (KMC-A, MAF, JS, RTR); Department of Physical Therapy Education, Western University of Health Sciences, Lebanon, Oregon (KMC-A); Center for Movement Studies, Kennedy Krieger Institute, Baltimore, Maryland (JS, RTR); and Department of Kinesiology, University of Georgia, Athens, Georgia (JX).

All correspondence should be addressed to: Kendra M. Cherry-Allen, PT, DPT, PhD, Western University of Health Sciences, 2665 S Santiam Hwy, Lebanon, OR 97355.

R.T. Roemmich acknowledges funding from the RESTORE Center (via NIH grant P2CHD101913).

Margaret A. French and Jan Stenum are in training.

Financial disclosure statements have been obtained, and no conflicts of interest have been reported by the authors or by any individuals in control of the content of this article.