Griffiths, W J The visible vessel as an indicator of uncontrolled or recurrent gastrointestinal hemorrhage. [electronic resource] - The New England journal of medicine Jun 1979 - 1411-3 p. digital Publication Type: Journal Article ISSN: 0028-4793 Standard No.: 10.1056/NEJM197906213002503 doi Subjects--Topical Terms: Acute DiseaseAge FactorsBlood TransfusionBlood VesselsDuodenal Ulcer--complicationsEndoscopyEsophageal Diseases--complicationsFiber Optic TechnologyGastrointestinal Hemorrhage--diagnosisHumansMiddle AgedPeptic Ulcer Hemorrhage--diagnosisPrognosisRecurrenceRiskStomach Ulcer--complicationsUlcer--complications