title: A new tube for use in the fluorescein string test: localization of oesophageal and gastric bleeding sites with or without the use of radiography.
mesh_terms: D004935:Esophageal Diseases / Q000175:diagnosis*; D005452:Fluoresceins; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis* / Q000000981:diagnostic imaging; D003368:Gossypium; D006801:Humans; D007275:Injections, Intravenous; D008722:Methods; D011095:Polyethylenes; D011859:Radiography
chemical_list: D005452:Fluoresceins; D011095:Polyethylenes