title: [Pulmonary complications in the course of the influenza outbreak of 1969 and 1971-72].
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D004196:Disease Outbreaks / Q000453:epidemiology*; D005260:Female; D006801:Humans; D007251:Influenza, Human / Q000150:complications* / Q000453:epidemiology; D008171:Lung Diseases / Q000209:etiology*; D008297:Male; D008875:Middle Aged; D011044:Poland
vernacular_title: Powikłania płucne w przebiegu epidemii grypy w latach 1969 i 1971-72