title: Camera studies of lung ventilation and perfusion.
mesh_terms: D000293:Adolescent; D000328:Adult; D001158:Arteries; D003201:Computers; D005260:Female; D006801:Humans; D008168:Lung / Q000502:physiology / Q000503:physiopathology; D008173:Lung Diseases, Obstructive / Q000503:physiopathology; D008297:Male; D008722:Methods; D008875:Middle Aged; D008946:Mitral Valve Stenosis / Q000503:physiopathology; D011183:Postoperative Complications / Q000503:physiopathology; D011652:Pulmonary Circulation; D011655:Pulmonary Embolism / Q000503:physiopathology; D011868:Radioisotopes; D011877:Radionuclide Imaging; D012137:Respiratory System / Q000503:physiopathology*; D013147:Spirometry; D014692:Ventilation-Perfusion Ratio; D014797:Vital Capacity; D014978:Xenon
chemical_list: D011868:Radioisotopes; D014978:Xenon