title: ECG changes dependent on the forms of disturbed acid base balance in patients with chronic obstructive diseases and chronic pulmonary heart.
mesh_terms: D000137:Acid-Base Imbalance; D002908:Chronic Disease; D004562:Electrocardiography; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000503:physiopathology*; D011660:Pulmonary Heart Disease / Q000503:physiopathology*