[Upper airway obstruction in patients with chronic obstructive pulmonary disease].
García Pachón
E
E
Casan
P
P
Sanchis
J
J
D000402:Airway Obstruction / Q000209:etiology* / Q000503:physiopathology; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000150:complications* / Q000503:physiopathology; D012123:Pulmonary Ventilation