@article {1835,
	title = {Virulence of three distinct Cryptospovidium parvum isolates for healthy adults},
	journal = {The Journal of infectious diseases},
	volume = {180},
	year = {1999},
	pages = {1275{\textendash}1281},
	author = {Okhuysen, Pablo C and Chappell, Cynthia L and Crabb, Joseph H and Sterling, Charles R and Dupont, Herbert L}
}
