title: [Anion gap and its clinical application in chronic cor pulmonale].
mesh_terms: D000136:Acid-Base Equilibrium; D000137:Acid-Base Imbalance / Q000175:diagnosis; D000368:Aged; D002908:Chronic Disease; D006801:Humans; D008297:Male; D011660:Pulmonary Heart Disease / Q000378:metabolism*