Recognizing Old Vaccine Scars By Vincent Iannelli, MD / September 3, 2018 / BCG vaccine, BCG vaccine scar, History of Vaccines, Leicester, meningitis, scars, small pox photos, smallpox vaccine, smallpox vaccine scar, tweets Do you know which vaccines caused those scars on your arm? Share this:FacebookTwitterRedditPrintLinkedInPinterestEmailTumblrWhatsAppLike this:Like Loading...