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Autor:
Sonja S. Hutchins, Lauri E. Markowitz, Johnathan Sheline, Harry F. Hull, Nancy Greenberg, Donald Mixon, Stephen R. Preblud, Paul S. Mead, Walter A. Orenstein
Publikováno v:
American Journal of Epidemiology. 132:157-168
Persons who received measles vaccine between 12 and 14 months of age have been found to be at increased risk of measles compared with those vaccinated at greater than or equal to 15 months of age. Because of this, in 1987 the Immunization Practices A