title: New tube for the diagnosis and treatment of upper gastrointestinal hemorrhage.
mesh_terms: D005751:Gastric Lavage / Q000295:instrumentation*; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis* / Q000628:therapy; D006801:Humans; D007441:Intubation, Gastrointestinal / Q000295:instrumentation*