| 2020 | | 2019 Seoul Consensus on Esophageal Achalasia Guidelines | 이광재 |
| 2021 | | 2020 Seoul consensus on the diagnosis and management of gastroesophageal reflux disease | 이광재 |
| 2020 | | Association between change in working time arrangements and sleep disturbance | 박재범, 이경종, 정인철 |
| 2023 | | Association Between Commuting Time and Subjective Well-Being in Relation to Regional Differences in Korea | 박재범, 이경종, 정인철, 정재혁, 조용혁 |
| 2021 | | Association between split shift work and work-related injury and disease absence | 박재범, 이경종, 정인철 |
| 2022 | | Clinical Practice Guidelines for Fecal Microbiota Transplantation in Korea | 이광재 |
| 2020 | | Combined effect of emotional labor and job insecurity on sleep disturbance among customer service workers | 박재범, 이경종, 이승호, 정인철 |
| 2021 | | Effects of work organization on the occurrence and resolution of sleep disturbances among night shift workers: a longitudinal observational study | 박재범, 이경종, 이승호, 정인철 |
| 2021 | | Efficacy and safety of DWJ1252 compared with gasmotin in the treatment of functional dyspepsia: A multicenter, randomized, double-blind, active-controlled study | 이광재 |
| 2023 | | Efficacy and Safety of Fexuprazan in Patients with Acute or Chronic Gastritis | 이광재 |
| 2023 | | Efficacy and safety of HIP1601 (dual delayed-release esomeprazole) 40 mg in erosive esophagitis compared to HGP1705 (delayed-release esomeprazole) 40 mg: a multicenter, randomized, double-blind, non-inferiority study | 이광재 |
| 2020 | | Fecal Microbiota Alterations and Small Intestinal Bacterial Overgrowth in Functional Abdominal Bloating/Distention | 노충균, 이광재 |
| 2021 | | Multicenter, Randomized, Placebo-controlled Trial to Evaluate the Efficacy and Safety of a Controlled-release, Once-daily UIC201609/UIC201610 Combination Therapy for Functional Dyspepsia: Preliminary Study | 이광재 |
| 2022 | | On-demand Versus Continuous Maintenance Treatment of Gastroesophageal Reflux Disease With Proton Pump Inhibitors: A Systematic Review and Meta-analysis | 이광재 |
| 2023 | | On-demand Versus Continuous Maintenance Treatment With a Proton Pump Inhibitor for Mild Gastroesophageal Reflux Disease: A Prospective Randomized Multicenter Study | 이광재 |
| 2023 | | Potential risk of proton pump inhibitors for Parkinson's disease: A nationwide nested case-control study | 이광재 |
| 2023 | | Proton pump inhibitor use and the risk of metachronous gastric cancer after H. pylori eradication in patients who underwent endoscopic resection for gastric neoplasms: A population-based cohort study | 이광재 |
| 2023 | | Randomised clinical trial: comparison of tegoprazan and lansoprazole as maintenance therapy for healed mild erosive oesophagitis | 이광재 |
| 2022 | | Randomized controlled trial to evaluate the efficacy and safety of fexuprazan compared with esomeprazole in erosive esophagitis | 이광재 |
| 2023 | | Real-world Prescription Patterns and Patient Satisfaction Regarding Maintenance Therapy of Gastroesophageal Reflux Disease: An Observational, Cross-sectional, Multicenter Study | 이광재 |
| 2023 | | Risk of gastric cancer among long-term proton pump inhibitor users: a population-based cohort study | 이광재 |
| 2020 | | Short rest between shifts and risk of hypertension in hospital workers | 박재범, 이경종, 이승호, 정인철 |
| 2019 | | The association between dependent self-employment and self-reported depression/anxiety and sleep disorder in South Korea | 박재범, 이경종, 이승호, 정인철 |
| 2020 | | The Usefulness of Esophageal Baseline Impedance Levels for the Diagnosis of Nonerosive Reflux Disease and the Proper Time for Measurement in Endoscopy-negative Korean Patients With Esophageal or Supraesophageal Symptoms | 노충균, 이광재 |
| 2021 | | The usefulness of symptom-based subtypes of functional dyspepsia for predicting underlying pathophysiologic mechanisms and choosing appropriate therapeutic agents | 이광재 |
