title: The scintigraphic definition of pulmonary embolism.
mesh_terms: D000208:Acute Disease; D000328:Adult; D000368:Aged; D000792:Angiography; D005260:Female; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D010477:Perfusion; D011187:Posture; D011651:Pulmonary Artery; D011652:Pulmonary Circulation; D011655:Pulmonary Embolism / Q000175:diagnosis* / Q000503:physiopathology; D011877:Radionuclide Imaging; D013667:Technetium; D013997:Time Factors; D014978:Xenon
chemical_list: D014978:Xenon; D013667:Technetium