title: [Positron emission CT and X-ray CT findings in chronic obstructive pulmonary diseases].
mesh_terms: D001991:Bronchitis / Q000175:diagnosis; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000175:diagnosis*; D011656:Pulmonary Emphysema / Q000175:diagnosis; D014055:Tomography, Emission-Computed; D014057:Tomography, X-Ray Computed