McKee, R F A trial of elective versus on demand sclerotherapy in "poor risk" patients with variceal haemorrhage. [electronic resource] - Endoscopy Jun 1994 - 474-7 p. digital Publication Type: Clinical Trial; Comparative Study; Journal Article; Randomized Controlled Trial ISSN: 0013-726X Standard No.: 10.1055/s-2007-1009007 doi Subjects--Topical Terms: Esophageal and Gastric Varices--complicationsFemaleGastrointestinal Hemorrhage--etiologyHumansMaleMiddle AgedProspective StudiesRisk FactorsSclerotherapy