title: [Relationship between the alveolar nitrogen gradient and spirographic parameters in patients with chronic obstructive bronchopneumopathy].
mesh_terms: D000328:Adult; D000368:Aged; D001249:Asthma / Q000503:physiopathology; D001991:Bronchitis / Q000503:physiopathology; D005260:Female; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000503:physiopathology*; D008297:Male; D008875:Middle Aged; D011650:Pulmonary Alveoli / Q000503:physiopathology*; D011656:Pulmonary Emphysema / Q000503:physiopathology; D012129:Respiratory Function Tests
vernacular_title: Relaţia dintre gradientul alveolar de azot şi parametrii spirografici la bolnavii cu brohopneumonie cronică obstructivă.