[1] Univ Amsterdam, Amsterdam Publ Hlth, Locat Amsterdam Amsterdam Infect & Immun, Amsterdam Univ Med Ctr,Dept Infect Dis,Ctr Trop M, Amsterdam, Netherlands
[2] Univ Tubingen, Inst Tropenmed, German Ctr Infect Res DZIF, Tubingen, Germany
[3] Univ Cape Town, Inst Infect Dis & Mol Med IDM, Cape Town, South Africa
[4] Ctr Rech Med Lambarene CERMEL, Lambarene, Gabon
[5] Masanga Med Res Unit, Masanga, Sierra Leone
[6] Weill Cornell Med, New York, NY USA
[7] New York Ctr Travel & Trop Med, New York, NY USA