The simplified endoscopic Congo Red test for completeness of vagotomy.
D001639:Bicarbonates / Q000008:administration & dosage; D003224:Congo Red; D004724:Endoscopy; D005744:Gastric Acid / Q000378:metabolism*; D005751:Gastric Lavage; D006801:Humans; D001239:Inhalation; D012964:Sodium / Q000008:administration & dosage; D017693:Sodium Bicarbonate; D014628:Vagotomy
D001639:Bicarbonates; D003224:Congo Red; D017693:Sodium Bicarbonate; D012964:Sodium