@article {hgwdds70, title = {Typhoid fever: pathogenesis and immunologic control}, journal = {The New England journal of medicine}, volume = {283}, year = {1970}, pages = {13}, author = {Hornick, R B and Greisman, S.E and Woodward, T E and DuPont, H L and Dawkins, A T and Snyder, M J} }