Authors: Helene Riess; Petra Clowes; Inge Kroidl; Dickens O Kowuor; Anthony Nsojo; Chacha Mangu; Steffen A Schüle; Ulrich Mansmann; Christof Geldmacher; Seif Mhina; Leonard Maboko; Michael Hoelscher; Elmar Saathoff Journal: PLoS Negl Trop Dis Date: 2013-09-05