Waldram, R Emergency fibreendoscopy following acute gastrointestinal haemorrhage in patients with portal hypertension. [electronic resource] - Gut Nov 1973 - 920 p. digital Publication Type: Journal Article ISSN: 0017-5749 Subjects--Topical Terms: EndoscopyEsophageal and Gastric Varices--diagnosisFiber Optic TechnologyGastrointestinal Hemorrhage--complicationsHumansHypertension, Portal--complications