Changing patterns in measles epidemiology. 1.
D000293:Adolescent; D000328:Adult; D002050:Burkina Faso; D002170:Canada; D002648:Child; D002675:Child, Preschool; D003237:Connecticut; D006116:Greenland; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008457:Measles / Q000453:epidemiology*; D008875:Middle Aged; D009018:Morocco; D011156:Population Density; D012959:Socioeconomic Factors