Students Contract Whooping Cough at School with 99.5 Percent Vaccination Rate Adan Posted on March 26, 2015 Posted in Aggregated No Comments Tagged with Featured Stories, Tile Health authorities continue to recommend DTaP vaccines despite their apparent inefficacy. Share this:Share Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Share on LinkedIn (Opens in new window) LinkedIn Email a link to a friend (Opens in new window) Email