1976 .03 - 1982 .02 고려대학교 의과대학 의학과
1988 .04 - 1992 .03 일본 쿄토대학 대학원 의학연구과 박사과정
1994 .01 - 1994 .01 일본 쿄토대학 의학박사 취득

1982 .05 - 1985 .04 보건사회부 공중보건의 근무
1985 .09 - 1986 .05 일본 쿄토대학 의학부 연수원
1986 .06 - 1987 .02 일본 쿄토대학 의학부 부속병원 연수의 노년과 연수의
1987 .03 - 1988 .03 일본 재단법인 의인회 다께다종합병원 내과의
1988 .04 - 1992 .03 일본 쿄토대학 의학부 부속병원 노년과 대학원 수련의
1992 .03 - 1995 .02 일본 쿄토대학 의학부 부속병원 노년과 전임의
1995 .03 - 1997 .02 고려대학교 의과대학 내과 조교수 (간장학)
1997 .03 - 2004 .02 고려대학교 의과대학 내과 부교수 (간장학)
2002 .03 - 2003 .02 영국 University College London 간연구소 객원연구원
2004 .03 - 현재 고려대학교 의과대학 내과 교수 (간장학)

대한간암학회 학술위원 및 간행위원 역임
한간암학회 학술이사 역임
대한간암학회 총무이사 역임
대한간학회 학술위원 역임
대한간학회 간행이사 역임
대한간암학회 회장 역임

A multicenter study of entecavir vs. tenoEfficacy and Safety of Besifovir Dipivoxil Maleate Compared With Tenofovir Disoproxi Fumarate in Treatment of Chronic Hepatitis B Virus Infection)fovir on prognosis of treatment-naïve chronic hepatitis B in South Korea
Comparison of 2 curative treatment options for very early hepatocellular carcinoma: Efficacy, recurrence pattern, and retreatment
Prognostic assessment using a new substaging system for Barcelona clinic liver cancer stage C hepatocellular carcinoma: A nationwide study
Daily Norfloxacin vs. Weekly Ciprofloxacin to Prevent Spontaneous Bacterial Peritonitis: A Randomized Controlled Trial
Identification of novel susceptibility loci associated with hepatitis B surface antigen seroclearance in chronic hepatitis B
How can we improve the performance of Model for End-Stage Liver Disease sodium score in patients with hepatitis B virus-related decompensated liver cirrhosis commencing antiviral treatment?
Treatment of Severe Alcoholic Hepatitis With Corticosteroid, Pentoxifylline, or Dual Therapy: A Systematic Review and Meta-Analysis
Subclinical Ascites Does Not Affect the Long-term Prognosis in Hepatitis B Virus-related Cirrhosis Patients Receiving Antivirals
Diagnostic performance of gadoxetic acid (Primovist)-enhanced MR imaging versus CT during hepatic arteriography and portography for small hypervascular hepatocellular carcinoma
The management and prognosis of patients with hepatocellular carcinoma: what has changed in 20 years?
A randomized study of cisplatin and 5-FU hepatic arterial infusion chemotherapy with or without adriamycin for advanced hepatocellular carcinoma
Serum alanine aminotransferase level alone may not accurately represent necro-inflammation in patients with acute hepatitis
Complete eradication of duodenal varices after endoscopic injection sclerotherapy with ethanolamine oleate: a case report
Combination therapy of thymosin alpha-1 and lamivudine for HBeAg positive chronic hepatitis B: A prospective randomized, comparative pilot study
Radiotherapy for 65 patients with advanced unresectable hepatocellular carcinoma
Evaluation of the prognostic powers of various tumor status grading scales in patients with hepatocellular carcinoma
Clinical features and treatment outcomes of upper gastrointestinal bleeding in patients with cirrhosis
Changes in liver stiffness during the course of acute hepatitis A
Twenty-four-week clevudine therapy showed potent and sustained antiviral activity in HBeAg-positive chronic hepatitis B
Clevudine is highly efficacious in hepatitis B e antigen-negative chronic hepatitis B with durable off-therapy viral suppression
Microbiological characteristics of spontaneous bacterial peritonitis in Korea
Scoring and staging systems using cox linear regression modeling and recursive partitioning
Evaluation of the hepatocellular carcinoma staging systems
A prospective study comparing the efficacy of early administration of terlipressin and somatostatin for the control of acute variceal bleeding in patients with cirrhosis
Alpha-fetoprotein impairs APC function and induces their apoptosis
linical significance of variceal hemorrhage in recent years in patients with liver cirrhosis and esophageal varices