From the Department of Internal Medicine, University Teaching Hospital, Lusaka, Zambia (GK, MA, SZ, DS); Chilenje Hospital, Lusaka, Zambia (MMM); Department of Internal Medicine, University of Zambia School of Medicine, Lusaka, Zambia (LC, MC); Department of Neurology, Johns Hopkins University School of Medicine, Baltimore, Maryland (DM, DS); and Rush University Medical School, Chicago, Illinois (AN).

All correspondence should be addressed to: Deanna Saylor, MD, MHS, Meyer 6-113, 600 N Wolfe St, Baltimore, MD 21287.

GK and MMM contributed equally.

This work was supported in part by the National Institutes of Health (grant numbers R21 NS118543-01, 1K01TW011771-01A1, D43TW009340).

Dominique Mortel and Aparna Nutakki 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.