title: [Changes in the cardiovascular system in children with respiratory tract diseases].
mesh_terms: D000208:Acute Disease; D000367:Age Factors; D002318:Cardiovascular Diseases / Q000209:etiology*; D002908:Chronic Disease; D006801:Humans; D011660:Pulmonary Heart Disease / Q000209:etiology / Q000503:physiopathology; D012140:Respiratory Tract Diseases / Q000503:physiopathology*
vernacular_title: Zmiany w układzie krazenia w chorobach układu oddechowego u dzieci.