Effect of pursed lips expiration on the pulmonary pressure-flow relationship in obstructive lung disease.
D000368:Aged; D002908:Chronic Disease; D003371:Cough / Q000503:physiopathology*; D004417:Dyspnea / Q000503:physiopathology*; D006801:Humans; D008168:Lung / Q000503:physiopathology*; D008297:Male; D008875:Middle Aged; D012119:Respiration / Q000502:physiology*; D013147:Spirometry