Effects of respiratory frequency on distribution of inspired gas in normal subjects and in patients with chronic obstructive lung disease.
D000328:Adult; D000368:Aged; D000704:Analysis of Variance; D005260:Female; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000503:physiopathology*; D008297:Male; D008875:Middle Aged; D009584:Nitrogen; D010100:Oxygen / Q000032:analysis; D012119:Respiration; D013147:Spirometry
D009584:Nitrogen; D010100:Oxygen