title: Significance of relative rib cage and abdomen motion in patients with chronic obstructive pulmonary disease.
mesh_terms: D000005:Abdomen / Q000503:physiopathology*; D000328:Adult; D000368:Aged; D003964:Diaphragm / Q000503:physiopathology; D005260:Female; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000503:physiopathology*; D008297:Male; D008875:Middle Aged; D009038:Motion; D011312:Pressure; D012119:Respiration; D012272:Ribs / Q000503:physiopathology*