Welte, Tobias Acute exacerbation of chronic obstructive pulmonary disease: more a functional than an inflammatory problem? [electronic resource] - American journal of respiratory and critical care medicine Jan 2008 - 130-1 p. digital Publication Type: Comment; Editorial ISSN: 1535-4970 Standard No.: 10.1164/rccm.200711-1640ED doi Subjects--Topical Terms: Disease ProgressionForced Expiratory VolumeHumansPneumonectomyPulmonary Disease, Chronic Obstructive--surgeryPulmonary Emphysema--physiopathology