title: [Influenza--1989].
authors.forename: H
authors.initials: H
authors.lastname: Rudnicka
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002648:Child; D006801:Humans; D009980:Influenza A virus; D007251:Influenza, Human / Q000453:epidemiology* / Q000401:mortality; D008875:Middle Aged; D011044:Poland / Q000453:epidemiology; D012621:Seasons
vernacular_title: Grypa--1989 rok.