| 1998 | | Quantitative and qualitative usefulness of rebamipide in eradication regimen of Helicobacter pylori. | 김영수, 김진홍, 이광재, 임현이, 조성원, 주희재, 함기백 |
| 2019 | | Randomised phase 3 trial: tegoprazan, a novel potassium-competitive acid blocker, vs. esomeprazole in patients with erosive oesophagitis | 이광재 |
| 2000 | | Randomized trial of N-butyl-2-cyanoacrylate compared with injection of hypertonic saline-epinephrine in the endoscopic treatment of bleeding peptic ulcers. | 김진홍, 이광재, 조성원, 함기백 |
| 2015 | | Randomized, Controlled, Multi-center Trial: Comparing the Safety and Efficacy of DA-9701 and Itopride Hydrochloride in Patients With Functional Dyspepsia. | 이광재 |
| 2002 | | Rectal Bleeding and Its Management after Irradiation for Cervix Cancer | 강승희, 오영택, 유희석, 이광재, 전미선 |
| 2006 | | Relationship of underlying abnormalities in rectal sensitivity and compliance to distension with symptoms in irritable bowel syndrome. | 김진홍, 이광재, 조성원 |
| 2012 | | Risk factors for perforations associated with endoscopic submucosal dissection in gastric lesions: emphasis on perforation type | 김동훈, 김진홍, 신성재, 유병무, 유준환, 이광재, 이기명, 임선교, 정재연, 조성원, 황재철 |
| 2011 | | Role of corticotrophin-releasing factor in the stress-induced dilation of esophageal intercellular spaces | 김장희, 이광재, 이다미, 임선교, 임현이 |
| 2001 | | Self-expanding coil stent with a long delivery system for palliation of unresectable malignant gastric outlet obstruction: a prospective study. | 김진홍, 유병무, 이광재, 조성원, 함기백 |
| 2006 | | Short-term effects of magnetic sacral dermatome stimulation for idiopathic slow transit constipation: sham-controlled, cross-over pilot study. | 김진홍, 이광재, 조성원 |
| 2010 | | Stress-induced alterations in mast cell numbers and proteinase-activated receptor-2 expression of the colon: role of corticotrophin-releasing factor. | 김영배, 김장희, 이광재 |
| 2010 | | Study on Association between an H-RAS Gene Polymorphism and Gastric Cancer Development | 이광재, 조성원 |
| 2011 | | Study on Association between Single Nucleotide Polymorphisms of MMP7, MMP8, MMP9 Genes and Development of Gastric Cancer and Lymph Node Metastasis | 이광재, 조성원 |
| 1999 | | Tc-99m MIBI SPECT is useful for noninvasively predicting the presence of MDR1 gene-encoded P-glycoprotein in patients with hepatocellular carcinoma. | 김영수, 박찬희, 왕희정, 이광재, 임현이, 조성원, 진윤미, 함기백 |
| 2014 | | The clinical characteristics of colonic pseudo-obstruction and the factors associated with medical treatment response: a study based on a multicenter database in Korea. | 이광재 |
| 2013 | | The effect of acute auditory stress on gastric motor responses to a meal in healthy volunteers. | 강준구, 안영실, 유준환, 이광재 |
| 2017 | | The Effect of Acute Stress on Esophageal Motility and Gastroesophageal Reflux in Healthy Humans | 노충균, 이광재 |
| 2017 | | The NO/cGMP pathway in duodenal motor, mechano- and chemosensory responses to acid: A randomized, placebo-controlled study with sildenafil in healthy volunteers | 이광재 |
| 2006 | | The Relevance of Plasma Leptin Levels to Dysmotility-Like Functional | 김진홍, 이광재, 조성원, 한종대 |
| 1997 | | The usefulness of Tc-99m HMPAO labeled WBC SPECT in eosinophilic gastroenteritis. | 김연수, 김진홍, 박찬희, 이광재, 임현이, 조성원, 함기백 |
| 2012 | | Treatment of fecal incontinence | 이광재 |
| 2011 | | Treatment of Irritable Bowel Syndrome | 이광재 |
| 1997 | | Two Cases of Emphysematous Cholecystitis | 김영수, 김진홍, 윤명호, 이광재, 함기백 |
| 2015 | | Underlying Mechanisms and Management of Refractory Gastroesophageal Reflux Disease | 이광재 |
| 2012 | | Updated Guidelines 2012 for Gastroesophageal Reflux Disease | 신인순, 이광재, 한상욱 |
