author = { VITEK, CHARLES R. AND PASCUAL, F. BRIAN AND BAUGHMAN, ANDREW L. AND MURPHY, TRUDY V. },

title = { Increase in deaths from pertussis among young infants in the United States in the 1990s },

publisher = {Ovid Technologies (Wolters Kluwer Health)},

isbn = {0891-3668},

year = {2003},

url = { http://slubdd.de/katalog?TN_libero_mab2 }