Endoscopic band ligation (EBL) is the preferred endoscopic technique for the endoscopic treatment of acute esophageal variceal bleeding. EBL has also been used
In recent years, the improvement of technology and the increase in knowledge have shifted several strongly held paradigms. This is particularly true in gastroen
Several factors influence the clinical course of hepatitis B virus(HBV)and hepatitis C virus(HCV)infection.The human leukocyte antigen(HLA)system,the major hist