Faecal contamination of household drinking water in Rwanda: A national cross-sectional study.
Kirby MA, Nagel CL, Rosa G, Iyakaremye L, Zambrano LD, Clasen TF. Faecal contamination of household drinking water in Rwanda: A national cross-sectional study. Sci Total Environ. 2016 Nov 15; 571:426-34.