title: Health in the 21st century--immunizations and progress.
authors.forename: Scott C
authors.initials: SC
authors.lastname: Ratzan
mesh_terms: D001294:Attitude to Health; D004196:Disease Outbreaks / Q000517:prevention & control*; D006801:Humans; D007114:Immunization / Q000523:psychology / Q000706:statistics & numerical data*; D008457:Measles / Q000453:epidemiology / Q000517:prevention & control; D014612:Vaccines / Q000627:therapeutic use*
chemical_list: D014612:Vaccines