title: Radionuclide venography of the lower limbs in pulmonary embolism: the role of long saphenous vein thrombosis.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011655:Pulmonary Embolism / Q000000981:diagnostic imaging* / Q000209:etiology; D011877:Radionuclide Imaging; D012189:Retrospective Studies; D012501:Saphenous Vein / Q000000981:diagnostic imaging*; D013927:Thrombosis / Q000150:complications* / Q000000981:diagnostic imaging