title: HEADTOME: a hybrid emission tomograph for single photon and positron emission imaging of the brain.
mesh_terms: D001157:Arterial Occlusive Diseases / Q000000981:diagnostic imaging; D001812:Blood-Brain Barrier; D001921:Brain / Q000098:blood supply / Q000000981:diagnostic imaging*; D002539:Cerebral Arterial Diseases / Q000000981:diagnostic imaging; D002560:Cerebrovascular Circulation; D005069:Evaluation Studies as Topic; D006801:Humans; D007726:Krypton; D013667:Technetium; D014055:Tomography, Emission-Computed / Q000295:instrumentation* / Q000379:methods; D014980:Xenon Radioisotopes
chemical_list: D014980:Xenon Radioisotopes; D007726:Krypton; D013667:Technetium