Have DDT and Polio Vaccines been Used for Population Control? September 25, 2015UncategorizedB.A.S.S. Online Have DDT and Polio Vaccines been Used for Population Control? – See more at: http://vaccineimpact.com/2015/have-ddt-and-polio-vaccines-been-used-for-population-control/#sthash.2DN0Arrs.dpuf Share this:TwitterFacebookLike this:Like Loading... Related