Tufts University Study Pegs World Vaccine Sales at $40 Billion by 2020 July 22, 2015Vaccination, Vaccine Statisticsjwlpeace http://www.thevaccinereaction.org/2015/07/tufts-university-study-pegs-world-vaccine-sales-at-40-billion-by-2020/ Share this:TwitterFacebookLike this:Like Loading... Related