References Page

Publications & Multimedia. (n.d.). Introduction. Retrieved March 26, 2014, from https://www.dana.org/Publications/ReportDetails.aspx?id=44173


Riedel, S. (1925, June 5). SMALLPOX: THE ORIGIN OF A DISEASE. National Center for Biotechnology Information. Retrieved March 23, 2014, from http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1200696/


Edward Jenner Biography. (n.d.). Edward Jenner Facts and Biography. Retrieved March 27, 2014, from http://www.biographyonline.net/scientists/edward-jenner.html