Failure to improve effective ventilation on shifting from mouth to tracheostomy breathing in clinically stable emphysema.
D004646:Emphysema; D005145:Face; D006801:Humans; D009055:Mouth; D011656:Pulmonary Emphysema / Q000601:surgery*; D012119:Respiration; D014132:Trachea / Q000601:surgery*; D014139:Tracheostomy
PULMONARY EMPHYSEMA/surgery; RESPIRATION; TRACHEA/surgery