title: Improved atraumatic method for estimation of cerebral transit-time in man.
mesh_terms: D001776:Blood Circulation Time; D002245:Carbon Dioxide / Q000097:blood; D002560:Cerebrovascular Circulation; D006801:Humans; D007275:Injections, Intravenous; D008722:Methods; D010313:Partial Pressure; D013667:Technetium
chemical_list: D002245:Carbon Dioxide; D013667:Technetium