Fredros O. Okumu, Gerry F. Killeen, Sheila Ogoma, Lubandwa Biswaro, Renate C. Smallegange, Edgar Mbeyela, Emmanuel Titus, Cristina Munk, Hassan Ngonyani, Willem Takken, Hassan Mshinda, Wolfgang R. Mukabana, Sarah J. Moore
PLoS One. 2010; 5(1): e8951. Published online 2010 January 28. doi: 10.1371/journal.pone.0008951