title: [Occurrence and distribution of viral hepatitis in the GDR].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D004812:Epidemiologic Methods; D005260:Female; D005859:Germany, East; D006509:Hepatitis B / Q000453:epidemiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012042:Registries; D013223:Statistics as Topic
vernacular_title: Zum Vorkommen und zur Verbreitung der Virushepatitis in der DDR.