| 2005 | Analysis of PTEN gene mutations in Korean patients with Cowden syndrome and polyposis syndrome | 정성애 | Article |
| 2014 | Clinical differences in Clostridium difficile infection based on age: A multicenter study | 정성애 | Article |
| 2008 | Clinicopathologic characteristics and malignant potential of colorectal flat neoplasia compared with that of polypoid neoplasia | 정성애 | Article |
| 2009 | Colorectal neoplasm in asymptomatic average-Risk Koreans: The KASID prospective multicenter colonoscopy survey | 정성애 | Article |
| 2007 | Comparison of postpolypectomy bleeding between epinephrine and saline submucosal injection for large colon polyps by conventional polypectomy: A prospective randomized, multicenter study | 정성애 | Article |
| 2012 | Cytomegalovirus infection in patients with new onset ulcerative colitis: A prospective study | 정성애 | Article |
| 2019 | Development, validation, and application of a novel tool to measure disease-related knowledge in patients with inflammatory bowel disease | 정성애 | Article |
| 2011 | Development, validation, and responsiveness of a novel disease activity index for intestinal Behcet's disease | 정성애 | Article |
| 2011 | Diagnostic utility of anti-Saccharomyces cerevisiae antibody (ASCA) and Interferon-? assay in the differential diagnosis of Crohn's disease and intestinal tuberculosis | 정성애 | Article |
| 2010 | Effect of probiotic lactobacillus (Lacidofil® Cap) for the prevention of antibiotic-associated diarrhea: A prospective, randomized, double-blind, multicenter study | 정성애; 박혜숙; 김성은 | Article |
| 2016 | Efficacy and safety of infliximab therapy and predictors of response in korean patients with crohn’s disease: A nationwide, multicenter study | 정성애 | Article |
| 2017 | Factors associated with pregnancy-related knowledge in women of reproductive age with inflammatory bowel disease | 정성애; 김성은; 문창모 | Article |
| 2016 | Factors contributing to the preference of Korean patients with Crohn's disease when selecting an anti-tumor necrosis factor agent (Choice study) | 정성애 | Article |
| 2014 | Genome-wide association study of Crohn's disease in Koreans revealed three new susceptibility loci and common attributes of genetic susceptibility across ethnic populations | 정성애 | Article |
| 2013 | Genome-wide association study of ulcerative colitis in koreans suggests extensive overlapping of genetic susceptibility with caucasians | 정성애 | Article |
| 2017 | Impact of inflammatory bowel disease on daily life: An online survey by the Korean association for the study of intestinal diseases | 정성애; 문창모 | Article |
| 2000 | Incidence and prevalence of ulcerative colitis in the Songpa-Kangdong district, Seoul, Korea, 1986-1997 | 박응범; 정성애 | Article |
| 2012 | Korean guideline for colonoscopic polypectomy | 김성은 | Review |
| 2012 | Korean guidelines for colorectal cancer screening and polyp detection | 김성은 | Review |
| 2012 | Korean guidelines for postpolypectomy colonoscopy surveillance | 김성은 | Review |
| 2014 | Long-term outcomes of cytomegalovirus reactivation in patients with moderate to severe ulcerative colitis: A multicenter study | 정성애 | Conference Paper |
| 2015 | Multicenter, Prospective, Comparative cohort study evaluating the efficacy and safety of alfuzosin 10 mg with regard to blood pressure in men with lower urinary tract symptoms suggestive of benign prostatic hyperplasia with or without antihypertensive medications | 정우식 | Article |
| 2014 | Patients with Crohn's disease on anti-tumor necrosis factor therapy are at significant risk of inadequate response to the 23-valent pneumococcal polysaccharide vaccine | 정성애 | Article |
| 2011 | Prospective evaluation of the clinical utility of interferon-γ assay in the differential diagnosis of intestinal tuberculosis and Crohn's disease | 정성애 | Article |
| 2006 | Risk factors for immediate postpolypectomy bleeding of the colon: A multicenter study | 정성애 | Article |
| 2012 | The prevalence and efficacy of ganciclovir on steroid-refractory ulcerative colitis with cytomegalovirus infection:a prospective multicenter study | 정성애 | Article |
| 2010 | The prevalence of colorectal neoplasia in patients with gastric cancer: A korean association for the study of intestinal disease (KASID) study | 심기남 | Article |
| 2022 | The Risk of Tuberculosis in Patients With Inflammatory Bowel Disease Treated With Vedolizumab or Ustekinumab in Korea | 최명근 | Article |
