title: The respiratory muscles in chronic obstructive pulmonary disease.
mesh_terms: D006801:Humans; D008173:Lung Diseases, Obstructive / Q000150:complications / Q000188:drug therapy / Q000503:physiopathology*; D008954:Models, Biological; D011187:Posture; D012039:Regional Blood Flow; D012120:Respiration Disorders / Q000209:etiology / Q000503:physiopathology / Q000628:therapy; D012132:Respiratory Muscles / Q000098:blood supply / Q000503:physiopathology*; D013909:Thorax / Q000503:physiopathology