Krige, J E ABC of diseases of liver, pancreas, and biliary system. Portal hypertension-1: varices. [electronic resource] - BMJ (Clinical research ed.) Feb 2001 - 348-51 p. digital Publication Type: Journal Article; Review ISSN: 0959-8138 Standard No.: 10.1136/bmj.322.7282.348 doi Subjects--Topical Terms: Esophageal and Gastric Varices--etiologyEsophagoscopyGastrointestinal Hemorrhage--etiologyHumansHypertension, Portal--complicationsPortasystemic Shunt, Surgical