title: The experience of Kraków ORL clinic with ear operations in children.
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D006801:Humans; D007223:Infant; D008722:Methods; D010033:Otitis Media / Q000150:complications / Q000175:diagnosis / Q000601:surgery*; D014433:Tympanoplasty / Q000379:methods