@article {dlhf89,
	title = {Inoculum Size in Shigellosis and Implications for Expected Mode of Transmission},
	journal = {Journal of Infectious Diseases},
	volume = {159},
	year = {1989},
	pages = {6},
	author = {DuPont, H. L. and Levine, M. M. and Hornick, R. B. and Formal, S. B.}
}
