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Preoperative Serum CA 19-9 Level as a Predictive Factor for Recurrence after Curative Resection in Biliary Tract Cancer
Annals of Surgical Oncology, in press.

Prospective Phase II Trial of Gemcitabine in Combination With Irinotecan as First-Line Chemotherapy in Patients With Advanced Biliary Tract Cancer
Chemotherapy, in press.

A Pilot Study for Preoperative Concurrent Chemoradiotherapy with S-1 and Cisplatin for Locally Advanced Gastric Cancer
Hepto-gastroenterology, in press.

Response Rates to Medical Treatments and Long-Term Clinical Outcomes of No-surgical Patients with Intestinal Behcet's Disease.
Journal of Clinical Gastroenterology 2010;44:e116-22

A Case of X-Linked Agammaglobulinemia with Btk Gene Intron 2 Mutation.
Tuberculosis And Respiratory Disease. 2008;65:207-11.

Btk 유전자 인트론 2 돌연변이에 의한 X연관 무감마글로불린혈증 1예
Tuberculosis and Respiratory Diseases(결핵 및 호흡기질환) 65/3 :207-211,2008

우중하엽 폐허탈 및 폐쇄세기관지기질화 폐렴을 유발한 기관지 지방종 1예
Tuberculosis and Respiratory Diseases(결핵 및 호흡기질환) 65/4 :313-317,2008

Pleural Epithelioid Hemangioendothelioma
Yonsei Medical Journal 49/6 :1036-1040,2008

크론병과 연관된 복강 내 농양에서 비수술 치료의 효용성
Korean Journal Of Gastroenterology 53/1 :29-35,2009

Liver stiffness measurement using FibroScan((R)) is influenced by serum total bilirubin in acute hepatitis
Liver International 29/6 :810-815,2009

The Prevalence and Clinical Significance of Perinuclear Anti-neutrophil Cytoplasmic Antibody in Korean Patients with Ulcerative Colitis
Digestive Diseases And Sciences 55/5 :1406-1412,2010

Response Rates to Medical Treatments and Long-term Clinical Outcomes of Nonsurgical Patients With Intestinal Behcet Disease
Journal Of Clinical Gastroenterology 44/6 :116-122,2010

Remission and Relapse of Autoimmune Pancreatitis Focusing on Corticosteroid Treatment
Pancreas 39/5 :555-560,2010

Preoperative Serum CA 19-9 Level as a Predictive Factor for Recurrence after Curative Resection in Biliary Tract Cancer
ANNALS OF SURGICAL ONCOLOGY 18/6 :1651-1656,2011

Prospective Phase II Trial of Gemcitabine in Combination with Irinotecan as First-Line Chemotherapy in Patients with Advanced Biliary Tract Cancer
CHEMOTHERAPY 57/3 :236-243,2011

Early gastric cancer of signet ring cell carcinoma is more amenable to endoscopic treatment than is early gastric cancer of poorly differentiated tubular adenocarcinoma in select tumor conditions
SURGICAL ENDOSCOPY AND OTHER INTERVENTIONAL TECHNIQUES 25/9 :3087-3093,2011

Acoustic radiation force impulse elastography: a better option for patients with extrahepatic cholestasis
EUROPEAN JOURNAL OF GASTROENTEROLOGY & HEPATOLOGY 24/2 :215-216,2012

Safety evaluation of self-expanding metallic biliary stents eluting gemcitabine in a porcine model
JOURNAL OF GASTROENTEROLOGY AND HEPATOLOGY 27/2 :261-267,2012

A novel disposable, transnasal esophagoscope: a pilot trial of feasibility, safety, and tolerance
ENDOSCOPY 44/2 :206-209,2012

Clinical features and outcomes of primary hepatic neuroendocrine carcinomas
JOURNAL OF GASTROENTEROLOGY AND HEPATOLOGY 27/ :1306-1311,2012

Safety of Capsule Endoscopy Using Human Body Communication in Patients with Cardiac Devices
DIGESTIVE DISEASES AND SCIENCES 57/6 :1719-1723,2012

Prognostic Factors and Characteristics of Pancreatic Neuroendocrine Tumors: Single Center Experience
YONSEI MEDICAL JOURNAL 53/5 :944-951,2012

Serum CA 19-9 and CEA levels as a prognostic factor in pancreatic adenocarcinoma
YONSEI MEDICAL JOURNAL 54/3 :643-649,2013

Clinicopathologic Features and Outcomes of Pancreatic Cysts During a 12-Year Period
PANCREAS 42/2 :230-238,2013

Gastrointestinal Hemorrhage after Concurrent Chemoradiotherapy in Locally Advanced Pancreatic Cancer
GUT AND LIVER 7/1 :106-111,2013

Clinical advantages of a metal stent with an S-shaped anti-reflux valve in malignant biliary obstruction
DIGESTIVE ENDOSCOPY 25/3 :308-312,2013

Differential diagnosis between gallbladder adenomas and cholesterol polyps on contrast-enhanced harmonic endoscopic ultrasonography
SURGICAL ENDOSCOPY AND OTHER INTERVENTIONAL TECHNIQUES 27/4 :1414-1421,2013

Comparison of the Sixth and Seventh Editions of the AJCC TNM Classification for Gallbladder Cancer
JOURNAL OF GASTROINTESTINAL SURGERY 17/5 :925-930,2013

The use of health functional foods in gastrointestinal cancer patients
Clinical nutrition research 2/1 :19-25,2013

Endoscopic Papillary Large Balloon Dilatation Alone Is Safe and Effective for the Treatment of Difficult Choledocholithiasis in Cases of Billroth II Gastrectomy: A Single Center Experience
DIGESTIVE DISEASES AND SCIENCES 58/6 :1737-1743,2013

A Pilot Study for Preoperative Concurrent Chemoradiotherapy with S-1 and Cisplatin for Locally Advanced Gastric Cancer
HEPATO-GASTROENTEROLOGY 60/122 :382-386,2013

Gemcitabine based neoadjuvant chemoradiotherapy therapy in patients with borderline resectable pancreatic cancer
PANCREATOLOGY 13/5 :539-543,2013

Phase II Trial of Erlotinib Plus Gemcitabine Chemotherapy in Korean Patients with Advanced Pancreatic Cancer and Prognostic Factors for Chemotherapeutic Response
GUT AND LIVER 7/5 :611-615,2013

Folfox4 as a Rescue Chemotherapy for Gemcitabine-Refractory Pancreatic Cancer
HEPATO-GASTROENTEROLOGY 60/122 :363-367,2013

High serum CA19-9 levels are associated with an increased risk of cholangiocarcinoma in patients with intrahepatic duct stones: a case-control study
SURGICAL ENDOSCOPY AND OTHER INTERVENTIONAL TECHNIQUES 27/11 :4210-4216,2013

Clinicopathologic characteristics associated with complications and long-term outcomes of endoscopic papillectomy for adenoma
YONSEI MEDICAL JOURNAL 55/3 :644-650,2014

Duodenal adenocarcinoma following a neuroendocrine tumor in the duodenum
KOREAN JOURNAL OF INTERNAL MEDICINE 29/1 :96-100,2014

The Efficacy of Endoscopic Palliation of Obstructive Jaundice in Hepatocellular Carcinoma
YONSEI MEDICAL JOURNAL 55/5 :1267-1272,2014

Phase II clinical trial of ex vivo-expanded cytokine-induced killer cells therapy in advanced pancreatic cancer
CANCER IMMUNOLOGY IMMUNOTHERAPY 63/9 :939-946,2014

A pilot study of S-1-based concurrent chemoradiotherapy in patients with biliary tract cancer
CANCER CHEMOTHERAPY AND PHARMACOLOGY 74/4 :861-865,2014

Gastrojejunostomy by pure natural orifice transluminal endoscopic surgery using a newly designed anastomosing metal stent in a porcine model.
SURGICAL ENDOSCOPY AND OTHER INTERVENTIONAL TECHNIQUES 28/5 :1439-1446,2014

Validation of Group B Borderline Resectable Pancreatic Cancer: Retrospective Analysis
GUT AND LIVER 8/5 :557-562,2014

Gemcitabine-Induced Hemolytic Uremic Syndrome in Pancreatic Cancer: A Case Report and Review of the Literature
GUT AND LIVER 8/1 :109-112,2014

Clinical Characteristics of Long-Term Survivors of Inoperable Pancreatic Cancer An 8-Year Cohort Analysis in Korea
PANCREAS 43/7 :1022-1031,2014

Intramuscular diclofenac for the prevention of post-ERCP pancreatitis: a randomized trial
ENDOSCOPY 47/1 :33-39,2015

Full-Dose Gemcitabine is a More Effective Chemotherapeutic Agent Than 5-Fluorouracil for Concurrent Chemoradiotherapy as First-Line Treatment in Locally Advanced Pancreatic Cancer
CHEMOTHERAPY 60/3 :191-199,2015

Conventional versus Analgesia-Oriented Combination Sedation on Recovery Profiles and Satisfaction after ERCP: A Randomized Trial
PLOS ONE 10/9 :e0138422-,2015

Cholecystectomy for Prevention of Recurrence after Endoscopic Clearance of Bile Duct Stones in Korea
YONSEI MEDICAL JOURNAL 57/1 :132-137,2016

Efficacy of Adjuvant Chemotherapy and Prognostic Factors for Patients with Extrahepatic Bile Duct Cancer
CHEMOTHERAPY 61/3 :152-158,2016

A Comparison of Gastrointestinal Toxicities between Intensity-Modulated Radiotherapy and Three-Dimensional Conformal Radiotherapy for Pancreatic Cancer.
GUT AND LIVER 10/2 :303-309,2016

Can metformin change the prognosis of pancreatic cancer? Retrospective study for pancreatic cancer patients with pre-existingdiabetes existingdiabetes mellitus type 2
DIGESTIVE AND LIVER DISEASE 48/4 :435-440,2016

Statin Use and Its Impact on Survival in Pancreatic Cancer Patients Cancer Patients
MEDICINE 95/19 :e3607-,2016

Prospective Study for Comparison of Endoscopic Ultrasound-Guided Tissue Acquisition Using 25- and 22-Gauge Core Biopsy Needles in Solid Pancreatic Masses
PLOS ONE 11/5 :e0154401-,2016

Past, Present, and Future of Gastrointestinal Stents: New Endoscopic Ultrasonography- Guided Metal Stents and Future Developments
Clinical Endoscopy 49/2 :131-138,2016

Visceral Obesity is Associated with Poor Prognosis in Pancreatic Adenocarcinoma
NUTRITION AND CANCER-AN INTERNATIONAL JOURNAL 68/2 :201-207,2016

Concomiant Statin Use Has a Favorable Effect on Gemcitabine-Erlotinib Combination Chemotherapy for Advanced Pancreatic Cancer
YONSEI MEDICAL JOURNAL 57/5 :1,124-1,130,2016

A randomized, multicenter, phase III study of gemcitabine combined with capecitabine versus gemcitabine alone as first-line chemotherapy for advanced pancreatic cancer in South Korea.
MEDICINE 96/1 :e5702-,2017

Best options for preoperative biliary drainage in patients with Klatskin tumors
SURGICAL ENDOSCOPY AND OTHER INTERVENTIONAL TECHNIQUES 31/1 :422-429,2017

Clinical characteristics of second primary pancreatic cancer
PLOS ONE 12/6 :e0179784-,2017

A prospective randomized study for efficacy of an uncovered double bare metal stent compared to a single bare metal stent in malignant biliary obstruction
SURGICAL ENDOSCOPY AND OTHER INTERVENTIONAL TECHNIQUES 31/8 :3,159-3,167,2017

Benefit of neoadjuvant concurrent chemoradiotherapy locally advanced perihilar cholangiocarcinoma
WORLD JOURNAL OF GASTROENTEROLOGY 23/18 :3,301-3,308,2017

The Significance of the Prognostic Nutritional Index for All Stages of Pancreatic Cancer
NUTRITION AND CANCER-AN INTERNATIONAL JOURNAL 69/3 :512-519,2017

Assessment of the Risk of Colorectal Cancer Survivors Developing a Second Primary Pancreatic Cancer.
GUT AND LIVER 11/5 :728-732,2017

Combination Therapy with Capecitabine and Cisplatin as Second-Line Chemotherapy for Advanced Biliary Tract Cancer
CHEMOTHERAPY 62/6 :361-366,2017

Efficacy and treatment-related adverse events of gemcitabine plus nab-paclitaxel for treatment of metastatic pancreatic cancer “in a Korean” population: A single-center cohort study
SEMINARS IN ONCOLOGY 44/ :420-427,2017

Long-term patterns of fasting blood glucose levels and pancreatic cancer incidence
CANCER CAUSES & CONTROL 29/1 :135-142,2018

Urgent endoscopic retrograde cholangiopancreatography is not superior to early ERCP in acute biliary pancreatitis with biliary obstruction without cholangitis
PLOS ONE 13/2 :e0190835-,2018

Combined use of CEMIP and CA 19-9 enhances diagnostic accuracy for pancreatic cancer
SCIENTIFIC REPORTS 8/1 :3,383-3,389,2018

Oncologic outcomes after radical surgery for periampullary cancer in octogenarians
Korean Journal Of Hepato-Biliary-Pancreatic Surgery 22/2 :128-135,2018

Safety and efficacy of early feeding based on clinical assessment at 4 hours after ERCP: a prospective randomized controlled trial
GASTROINTESTINAL ENDOSCOPY 87/4 :1,040-1,049,2018

Comparison of efficacy and safety between standard-dose and modified-dose FOLFIRINOX as a first-line treatment of pancreatic cancer
World Journal of Gastrointestinal Oncology 10/11 :421-430,2018

Multicenter phase Ⅱ trial of modified FOLFIRINOX in gemcitabine-refractory pancreatic cancer
World Journal of Gastrointestinal Oncology 10/12 :505-515,2018

Clinical Value of Contrast-Enhanced Harmonic Endoscopic Ultrasonography in the Differential Diagnosis of Pancreatic and Gallbladder Masses.
Clinical Endoscopy 51/1 :80-88,2018

KML001, an arsenic compound, as salvage chemotherapy in refractory biliary tract cancers: A prospective study
HEPATOBILIARY & PANCREATIC DISEASES INTERNATIONAL 18/1 :62-66,2019

Bleeding Complications and Clinical Safety of Endoscopic Retrograde Cholangiopancreatography in Patients with Liver Cirrhosis
YONSEI MEDICAL JOURNAL 60/5 :440-445,2019

Establishment of pancreatic cancer cell lines with endoscopic ultrasound?guided biopsy via conditionally reprogrammed cell culture
CANCER MEDICINE 8/7 :3339-3348,2019

Dose perturbation by metallic biliary stent in external beam radiotherapy of pancreato-biliary cancers
AUSTRALASIAN PHYSICAL & ENGINEERING SCIENCES IN MEDICINE 42/3 :745-756,2019

A novel lumen-apposing metal stent with an anti-reflux valve for endoscopic ultrasound-guided drainage of pseudocysts and walled-off necrosis: A pilot study
PLOS ONE 14/9 :e0221812-,2019

Skeletal Muscle Mass Predicts Poor Prognosis in Patients with Advanced Pancreatic Cancer Undergoing Second-Line FOLFIRINOX Chemotherapy
NUTRITION AND CANCER-AN INTERNATIONAL JOURNAL 71/ 7 :1100-1107,2019