William Osler on Vaccines Vincent Iannelli, MD / September 18, 2016 / Gallop’s Island smallpox hospital, history of the anti-vaccine movement, History of Vaccines, Immanuel Pfeiffer, Osler Challenge, quotes, smallpox, vaccinated vs unvaccinated, vaccine challenge, William Osler Did William Osler call for the first vaccinated vs unvaccinated trial? Share this:FacebookTwitterRedditPrintLinkedInPinterestEmailTumblrWhatsAppLike this:Like Loading... William Osler on Vaccines Read More »
