title: Perspectives - 1982-1987.
mesh_terms: D006801:Humans; D002532:Intracranial Aneurysm / Q000000981:diagnostic imaging; D009682:Magnetic Resonance Spectroscopy; D011655:Pulmonary Embolism / Q000000981:diagnostic imaging; D011877:Radionuclide Imaging / Q000379:methods / Q000706:statistics & numerical data / Q000639:trends*; D014057:Tomography, X-Ray Computed