Is transit time an index of cerebral blood flow?
D001794:Blood Pressure; D002245:Carbon Dioxide / Q000097:blood; D002555:Cerebrospinal Fluid; D002560:Cerebrovascular Circulation; D006400:Hematocrit; D006801:Humans; D007427:Intracranial Pressure; D011868:Radioisotopes; D013997:Time Factors; D014978:Xenon
D011868:Radioisotopes; D002245:Carbon Dioxide; D014978:Xenon