[Clinical study on brain tumors in the aged--trends after the spread of CT scanners (author's transl)].
D000368:Aged; D001932:Brain Neoplasms / Q000000981:diagnostic imaging / Q000453:epidemiology*; D005260:Female; D006801:Humans; D007564:Japan; D008297:Male; D008875:Middle Aged; D011379:Prognosis; D014057:Tomography, X-Ray Computed