title: Peripheral muscle weakness in COPD: where does it come from?
authors.forename: M I
authors.initials: MI
authors.lastname: Polkey
mesh_terms: D006801:Humans; D018908:Muscle Weakness / Q000209:etiology* / Q000503:physiopathology; D018482:Muscle, Skeletal / Q000502:physiology; D029424:Pulmonary Disease, Chronic Obstructive / Q000150:complications* / Q000503:physiopathology