title: Rationale and techniques for intravenous enhancement in computed tomography.
mesh_terms: D001812:Blood-Brain Barrier; D001927:Brain Diseases / Q000000981:diagnostic imaging*; D001932:Brain Neoplasms / Q000000981:diagnostic imaging; D003287:Contrast Media / Q000008:administration & dosage*; D006801:Humans; D007263:Infusions, Parenteral / Q000295:instrumentation; D011856:Radiographic Image Enhancement / Q000295:instrumentation / Q000379:methods*; D014057:Tomography, X-Ray Computed / Q000295:instrumentation / Q000379:methods*
chemical_list: D003287:Contrast Media