title: [Analysis of respiratory virus infections in the German Democratic Republic. 1. Quarter of 1972].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005260:Female; D005859:Germany, East; D006801:Humans; D008297:Male; D008875:Middle Aged; D012141:Respiratory Tract Infections / Q000453:epidemiology* / Q000382:microbiology; D014777:Virus Diseases / Q000453:epidemiology*
vernacular_title: Analyse respiratorischer Virusinfektionen in der Deutschen Demokratischen Republik. 1. Quartal 1972.