title: Regional cerebral blood flow measurements in stroke: the necessity of a tomographic approach.
mesh_terms: D002560:Cerebrovascular Circulation; D002561:Cerebrovascular Disorders / Q000000981:diagnostic imaging* / Q000503:physiopathology; D006801:Humans; D007726:Krypton; D011868:Radioisotopes; D014055:Tomography, Emission-Computed; D014056:Tomography, X-Ray; D014980:Xenon Radioisotopes
chemical_list: D011868:Radioisotopes; D014980:Xenon Radioisotopes; D007726:Krypton