Nvic

Why, after more than a half-century of pertussis vaccination, has pertussis vaccine failed to produce the herd immunity promised by public health officials? Learn more by listening to this referenced commentary by NVIC. Watch the video and read the fully referenced article on NVIC.org here --> http://www.nvic.org/NVIC-Vaccine-News/March-2016/pertussis-microbe-outsmarts-the-vaccines.aspx