

@article {6419,
	title = {Health benefits from improvements in water supply and sanitation: survey and analysis of the literature on selected diseases.},
	journal = {WASH Technical Report. United States Agency for International Development},
	number = {66},
	year = {1990},
	url = {http://www.cabdirect.org/abstracts/19916710763.html},
	author = {Esrey, Steven A. and Potash, James B. and Roberts, Leslie and Shiff, Clive and others}
}
