@article {dhslfg72, title = {Immunity in Shigellosis. I. Response of Man to Attenuated Strains of Shigella}, journal = {Journal of Infectious Diseases}, volume = {125}, year = {1972}, pages = {1}, author = {DuPont, H. L. and Hornick, R. B. and Snyder, M. J. and Libonati, J. P. and Formal, S. B. and Gangarosa, E. J.} } @article {lnhbhy79, title = {Immunity to Enterotoxigenic Escherichia coli}, journal = {Infection and Immunity}, volume = {23}, year = {1979}, pages = {3}, author = {Levine, M. M. and Nalin, D. R. and Hoover, D. L. and Bergquist, E. J. and Hornick, R. B. and Young, C. R.} } @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.} } @article {dhdsf69, title = {The Response of Man to Virulent Shigella flexneri 2a}, journal = {Journal of Infectious Diseases}, volume = {119}, year = {1969}, pages = {3}, author = {DuPont, H. L. and Hornick, R. B. and Dawkins, A. T. and Snyder, M. J. and Formal, S. B.} }