"Pursed lip" spirometry in the assessment of an anti-spasmodic as treatment for chronic bronchitis and emphysema.
D001991:Bronchitis / Q000628:therapy*; D029481:Bronchitis, Chronic; D004646:Emphysema; D006801:Humans; D008046:Lip; D009125:Muscle Relaxants, Central / Q000628:therapy*; D011656:Pulmonary Emphysema / Q000628:therapy*; D013147:Spirometry
D009125:Muscle Relaxants, Central
BRONCHITIS/therapy; MUSCLE RELAXANTS/therapy; PULMONARY EMPHYSEMA/therapy; SPIROMETRY