1 Department of Medicine (L.B., J.S., I.K., R.S., S.K.A.), Aga Khan University, Nairobi, Kenya; Brain and Mind Institute (J.S.), Aga Khan University, Nairobi, Kenya.
2 Department of Medicine (L.B., J.S., I.K., R.S., S.K.A.), Aga Khan University, Nairobi, Kenya; Brain and Mind Institute (J.S.), Aga Khan University, Nairobi, Kenya. Electronic address: [email protected].