title: GASTRIC SPECULUM.
mesh_terms: D003933:Diagnosis; D006471:Gastrointestinal Hemorrhage; D006470:Hemorrhage; D013270:Stomach; D013525:Surgical Instruments; D013514:Surgical Procedures, Operative
keywords: DIAGNOSIS; HEMORRHAGE, GASTROINTESTINAL; STOMACH; SURGERY, OPERATIVE; SURGICAL INSTRUMENTS