Effect of O2 in high concentration on lung N2 clearance curve in patients with chronic bronchitis.
D000368:Aged; D001991:Bronchitis / Q000503:physiopathology*; D002908:Chronic Disease / Q000503:physiopathology; D006801:Humans; D008168:Lung / Q000503:physiopathology*; D008297:Male; D008875:Middle Aged; D009584:Nitrogen / Q000032:analysis*; D010100:Oxygen / Q000494:pharmacology*; D012119:Respiration / Q000502:physiology*; D012129:Respiratory Function Tests
D009584:Nitrogen; D010100:Oxygen