title: Eradicating measles and poliomyelitis: 200 years after Jenner.
mesh_terms: D004739:England / Q000453:epidemiology; D006801:Humans; D008457:Measles / Q000453:epidemiology / Q000517:prevention & control*; D011051:Poliomyelitis / Q000453:epidemiology / Q000517:prevention & control*; D011159:Population Surveillance; D014611:Vaccination; D014852:Wales / Q000453:epidemiology