title: A subtraction method for determining cerebral blood flow by xenon-133 inhalation.
mesh_terms: D002560:Cerebrovascular Circulation; D006801:Humans; D008722:Methods; D011868:Radioisotopes; D013382:Subtraction Technique; D013679:Technology, Radiologic; D014978:Xenon
chemical_list: D011868:Radioisotopes; D014978:Xenon