Vaccination Exemptions — History of Vaccines. The College of Physicians of Philadelphia
Paper bibtex @misc{ the_college_of_physicians_of_philadelphia_vaccination_????,
title = {Vaccination Exemptions — History of Vaccines},
url = {http://www.historyofvaccines.org/content/articles/vaccination-exemptions},
urldate = {2013-11-09},
author = {{The College of Physicians of Philadelphia}},
file = {Vaccination Exemptions — History of Vaccines:C\:\\Users\\jdodell\\AppData\\Roaming\\Mozilla\\Firefox\\Profiles\\gngr6308.default\\zotero\\storage\\DENTK3AQ\\vaccination-exemptions.html:text/html}
}