[Epidemiologic study on the protective duration of measles vaccine in the Karl-Marx Stadt region].
D002648:Child; D002675:Child, Preschool; D005859:Germany, East; D006801:Humans; D007223:Infant; D008457:Measles / Q000453:epidemiology / Q000517:prevention & control; D008458:Measles Vaccine / Q000276:immunology*; D013997:Time Factors
D008458:Measles Vaccine
Epidemiologische Studie zur Dauer des Masernimpfschutzes im Bezirk Karl-Marx-Stadt.