[Improvement in immunoprevention by closing vaccination gaps].
D000293:Adolescent; D002648:Child; D003140:Communicable Disease Control / Q000379:methods*; D005859:Germany, East; D006801:Humans; D007114:Immunization / Q000379:methods*; D007115:Immunization Schedule
Beitrag zur Verbesserung der Immunprophylaxe durch Schliessung von Impflücken.