[1] Univ Notre Dame, Notre Dame, IN 46556 USA
[2] Ifakara Hlth Inst, Dar Es Salaam, Tanzania
[3] Tulane Univ, New Orleans, LA 70118 USA
[4] Res Triangle Inst RTI Int, Zanzibar, Tanzania
[5] Zanzibar Malaria Eliminat Programme, Zanzibar, Tanzania
[6] Swiss Trop & Publ Hlth Inst, Basel, Switzerland