Study on Validity of Biomarkers DKK1 and HBx-LINE1 in Diagnosis and Posttreatment Monitoring of Hepatocellular Carcinoma 2019.03.31 Major General Prof. Dr. LE TRUNG HAI President, Vietnam Association for the Study of Liver Diseases Dr. LE TRUNG HIEU Department of Hepato-Biliary Pancreatic Surgery, CMH 108 at al