

@article {15830,
	title = {Virulence of three distinct Cryptosporidium parvum isolates for healthy adults},
	journal = {The Journal of Infectious Diseases},
	volume = {180},
	number = {4},
	year = {1999},
	month = {Oct},
	pages = {1275-81},
	edition = {1999/09/09},
	keywords = {Adult, Animals, Cattle, Confidence Intervals, Cryptosporidiosis/*physiopathology, Cryptosporidium parvum/*genetics/isolation \& purification/*pathogenicity, Diarrhea/parasitology, Enzyme-Linked Immunosorbent Assay, Feces/parasitology, Fluorescent Antibody Technique, Direct, genotype, Humans, Iowa, Parasite Egg Count, Time Factors, Virulence},
	isbn = {0022-1899 (Print)<br/>0022-1899},
	author = {Okhuysen, P. C. and Chappell, C. L. and Crabb, J. H. and Sterling, C. R. and DuPont, H. L.}
}
