title: Positron emission tomography to assess cerebral perfusion.
authors.forename: W J
authors.initials: WJ
authors.lastname: Powers
authors.forename: M E
authors.initials: ME
authors.lastname: Raichle
authors.forename: R L
authors.initials: RL
authors.lastname: Grubb
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002544:Cerebral Infarction / Q000000981:diagnostic imaging*; D002560:Cerebrovascular Circulation; D006801:Humans; D002546:Ischemic Attack, Transient / Q000000981:diagnostic imaging*; D008875:Middle Aged; D014055:Tomography, Emission-Computed