Measles control: so near and yet so far.
D000367:Age Factors; D002170:Canada; D003906:Developing Countries; D005060:Europe; D006801:Humans; D007113:Immunity, Innate; D007564:Japan; D008457:Measles / Q000453:epidemiology / Q000276:immunology / Q000517:prevention & control* / Q000635:transmission; D008458:Measles Vaccine / Q000627:therapeutic use*; D012899:Smallpox / Q000517:prevention & control; D014481:United States; D014613:Vaccines, Attenuated / Q000276:immunology
D008458:Measles Vaccine; D014613:Vaccines, Attenuated