Ndeffo Mbah, Martial L., Eric M. Poolman, Paul K. Drain, Megan P. Coffee, Marieke J. van der Werf, and Alison P. Galvani. "HIV and Schistosoma haematobium prevalences correlate in sub-Saharan Africa." Tropical medicine & international health : TM & IH 18, no. 10 (2013): 1174-9.