title: An improved method for visualizing carotid blood flow in the neck.
mesh_terms: D002339:Carotid Arteries / Q000000981:diagnostic imaging; D002340:Carotid Artery Diseases / Q000175:diagnosis*; D002533:Cerebral Angiography; D002560:Cerebrovascular Circulation; D006801:Humans; D008722:Methods; D009333:Neck / Q000098:blood supply*; D011187:Posture; D011877:Radionuclide Imaging; D013667:Technetium
chemical_list: D013667:Technetium