title: [Acute, recurrent and protracted pneumonia in children between the age of 0 and 14 years].
mesh_terms: D000208:Acute Disease; D000293:Adolescent; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D011014:Pneumonia / Q000453:epidemiology* / Q000209:etiology; D011044:Poland; D012008:Recurrence
vernacular_title: Zapalenia płuc ostre, nawracajace i przewlekajace sie u dzieci od 0--14 lat