title: Gamma densigraphy in the evaluation of regional pulmonary ventilation.
mesh_terms: D000328:Adult; D000368:Aged; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D008171:Lung Diseases / Q000175:diagnosis*; D008297:Male; D008722:Methods; D009683:Nuclear Medicine; D011652:Pulmonary Circulation; D012123:Pulmonary Ventilation; D011827:Radiation; D013902:Radiography, Thoracic; D011877:Radionuclide Imaging; D014692:Ventilation-Perfusion Ratio; D014978:Xenon
chemical_list: D014978:Xenon