From the Department of Physical Medicine and Rehabilitation and Neurology, Johns Hopkins University School of Medicine, Baltimore, Maryland.

All correspondence should be addressed to: Preeti Raghavan, MD, 600 N Wolfe St, Phipps Building, Suite 174, Baltimore, MD 21287.

This work is funded by the Johns Hopkins Sheikh Khalifa Stroke Institute.

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.