Bathoorn, E Anti-inflammatory effects of inhaled carbon monoxide in patients with COPD: a pilot study. [electronic resource] - The European respiratory journal Dec 2007 - 1131-7 p. digital Publication Type: Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 0903-1936 Standard No.: 10.1183/09031936.00163206 doi Subjects--Topical Terms: Administration, InhalationAdultAgedAged, 80 and overCarbon Monoxide--administration & dosageEosinophils--cytologyFemaleForced Expiratory VolumeHealth StatusHumansInflammation--drug therapyLung--pathologyMaleMethacholine Chloride--metabolismMiddle AgedPilot ProjectsPulmonary Disease, Chronic Obstructive--drug therapySputum--cytology