3Polio J,Hanson E,Sikuler G,et al.Critical evaluation of a pressure-sensitive capsule for measurement of esophageal varix pressure.Gastroenterology,1987,92:1109 1115.
4Nevens F,Sprengers D,Feu F,et al.Measurement of variceal pressure with an endoscopic pressure sensitive gauge:validation and effect of propranolol therapy in chronic conditions.J Hepatol,1996,24:66-73.
5Nevens F,Bustami R,Scheys I,et al.Variceal pressure is a factor predicting the risk of a first variceal bleeding:a prospective cohort study in cirrhotic patients.Hepatology,1998,27:15-19.
6Friedman SL.Liver fibrosis-from bench po beside[J].Hepatology,2003,38 (Suppl.1):S38-S58.
7Benoit JN,Womack WA,Hernande EL,et al."Foward" and "Backward" flow mechanism of portal hypertension,relative contributions in the rat model of portal vein stenosis[J].Gastroenterology,1985,89:1092.
9Hellgren M,Olsson P,Thulinl.Effects of local thrombinaemia and endotoxinaemia on hepatic circulation in the anaesthetized dog[J].Scand J Chin Invest,1977,37:77.