

@article {7419,
	title = {Interventions to improve water quality for preventing diarrhoea: systematic review and meta-analysis},
	journal = {Bmj},
	volume = {334},
	number = {7597},
	year = {2007},
	pages = {782},
	url = {http://www.bmj.com/content/334/7597/782.short},
	author = {Clasen, Thomas and Schmidt, Wolf-Peter and Rabie, Tamer and Roberts, Ian and Cairncross, Sandy}
}
