title: [Seroepidemiologic analysis of virus influenza during 1968-1970 in the Gera district].
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002648:Child; D002675:Child, Preschool; D003168:Complement Fixation Tests; D004196:Disease Outbreaks; D005859:Germany, East; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology* / Q000276:immunology / Q000401:mortality; D008875:Middle Aged; D009975:Orthomyxoviridae
vernacular_title: Die seroepidemiologische der Virusgrippe Während der Jahre 1968-1970 im Bezirk Gera.