title: [Age aspect of electrocardiographic signs of chronic pulmonary heart during chronic pneumonia].
mesh_terms: D000328:Adult; D000367:Age Factors; D002908:Chronic Disease; D004562:Electrocardiography; D006321:Heart / Q000503:physiopathology; D006801:Humans; D008875:Middle Aged; D011014:Pneumonia / Q000150:complications*; D011660:Pulmonary Heart Disease / Q000175:diagnosis* / Q000209:etiology* / Q000503:physiopathology
vernacular_title: Elektrokardiograficheskie priznaki khronicheskogo legochnogo serdtsa pri khronicheskoĭ pnevmonii v vozrastnom aspekte.