[1] Univ Toronto, Inst Med Sci, McLaughlin Rotman Ctr Global Hlth, Toronto, ON M5S 1A1, Canada
[2] Univ Toronto, McLaughlin Rotman Ctr Global Hlth, Trop Dis Unit, Toronto, ON, Canada
[3] Univ Toronto, Inst Med Sci, Trop Dis Unit, McLaughlin Rotman Ctr Global Hlth & Mol Med, Toronto, ON M5S 1A1, Canada
[4] Univ Toronto, Toronto Gen Hosp, Blood Transfus Lab, Dept Lab Hematol, Toronto, ON M5G 1L7, Canada