From the Centers for Disease Control and Prevention. Progress toward elimination of measles from the Americas.
D000569:Americas / Q000453:epidemiology; D006801:Humans; D017589:Immunization Programs; D008457:Measles / Q000453:epidemiology* / Q000517:prevention & control*; D008458:Measles Vaccine / Q000008:administration & dosage; D010175:Pan American Health Organization
D008458:Measles Vaccine