

@article {16480,
	title = {Inter- and intra-ethnic variation in water intake, contact, and source estimates among Tuscon residents: Implications for exposure analysis},
	journal = {Journal of Exposure Analysis and Environmental Epidemiology},
	volume = {11},
	year = {2001},
	pages = {510-521},
	author = {Williams, B.L. and Florez, Y. and Pettygrove, S.}
}
