title: Immunization against infectious diseases.
mesh_terms: D004739:England; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D014611:Vaccination / Q000266:history*; D014765:Viral Vaccines / Q000009:adverse effects / Q000266:history
chemical_list: D014765:Viral Vaccines