title: [Meningitis and encephalitis in Poland during the years 1971-1975].
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004660:Encephalitis / Q000453:epidemiology*; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008581:Meningitis / Q000453:epidemiology*; D008587:Meningitis, Viral / Q000453:epidemiology; D011044:Poland; D012621:Seasons
vernacular_title: Zapalenie opon mózgowo-rdzeniowych i mózgu w Polsce w latach 1971--1975.