

@article {6275,
	title = {Cryptosporidium in tap water comparison of predicted risks with observed levels of disease},
	journal = {American Journal of Epidemiology},
	volume = {147},
	number = {3},
	year = {1998},
	pages = {289{\textendash}301},
	url = {http://aje.oxfordjournals.org/content/147/3/289.short},
	author = {Perz, Joseph F. and Ennever, Fanny K. and Le Blancq, Sylvie M.}
}
