

@article {16778,
	title = {More appropriate tolerable additional burden of disease improved determination of annual risks. Norovirus and Ascaris infection risks. Extended health-protection control measures. Treatment and non-treatment options},
	year = {2010},
	institution = {WHO-FAO-IDRC-IWMI},
	address = {Geneva, Switzerland},
	url = {http://www.who.int/water_sanitation_health/wastewater/guidance_note_20100917.pdf },
	author = {Mara, D. and Hamilton, A. and Sleigh, A. and Karavarsamis, N.}
}
