[1] Stanford Univ, Dept Neurosurg, Stanford, CA 94305 USA
[2] Stanford Ctr Global Hlth Innovat, Palo Alto, CA USA
[3] Mulago Natl Referral Hosp, Dept Neurosurg, Kampala, Uganda
[4] Makerere Univ, Sch Publ Hlth, Kampala, Uganda
[5] Duke Univ, Dept Neurosurg, Durham, NC USA
[6] Duke Univ, Div Global Neurosurg & Neurosci, Durham, NC USA