| 2015 | Incidence and natural course of inflammatory bowel disease in Korea, 2006-2012: A nationwide population-based study | 한후재 | Article |
| 2004 | Incidence and natural history of deep-vein thrombosis after total hip arthroplasty (multiple letters) [3] | 김영후 | Letter |
| 2004 | Incidence and natural history of deep-vein thrombosis after total hip arthroplasty - Reply | 김영후 | Letter |
| 2014 | Incidence and predictors of morphometric vertebral fractures in patients with ankylosing spondylitis | 김인제 | Article |
| 2014 | INCIDENCE AND PREDICTORS OF MORPHOMETRIC VERTEBRAL FRACTURES IN PATIENTS WITH ANKYLOSING SPONDYLITIS | 김인제 | Meeting Abstract |
| 2004 | Incidence and predictors of postoperative pulmonary complications after nonthoracic surgery in patients of 65 years old or more | 장중현; 천은미; 류연주 | Meeting Abstract |
| 2023 | Incidence and prevalence of seropositive rheumatoid arthritis among Korean women of childbearing age: a nationwide population-based study | 정민경 | Article |
| 2021 | Incidence and prevalence of systemic lupus erythematosus among Korean women in childbearing years: A nationwide population-based study | 이지수; 정민경 | Article |
| 2000 | Incidence and prevalence of ulcerative colitis in the Songpa-Kangdong district, Seoul, Korea, 1986-1997 | 박응범; 정성애 | Article |
| 2000 | Incidence and prevalence of ulcerative colitis in the Songpa-Kangdong district, Seoul, Korea, 1986-1997. | 정성애 | Meeting Abstract |
| 2013 | Incidence and risk factors for surgical site infection after gastric surgery: A multicenter prospective cohort study | 최희정 | Article |
| 2016 | Incidence and risk factors of fractures in patients with rheumatoid arthritis: an Asian prospective cohort study | 이지수 | Article |
| 2024 | Incidence and Risk Factors of Iliac Artery Rupture during Aortoiliac Stenting | 김향경 | Article |
| 2015 | Incidence and risk factors of missing polyps in flexible sigmoidoscopy: A prospective multicenter study | 김성은 | Meeting Abstract |
| 2012 | Incidence and short-term mortality from perforated peptic ulcer in Korea: A population-based study | 심기남; 배승진 | Article |
| 2021 | Incidence and Surgery Rate of Idiopathic Scoliosis: A Nationwide Database Study | 성사현 | Article |
| 2024 | Incidence of Altered Level of Consciousness in Hemorrhagic Stroke Survivors | 안정훈 | Article |
| 2021 | Incidence of cardiovascular events and mortality in Korean patients with chronic kidney disease | 강은정 | Article |
| 2024 | Incidence of Clostridioides difficile Infections in Republic of Korea: A Prospective Study With Active Surveillance vs. National Data From Health Insurance Review & Assessment Service | 최희정 | Article |
| 2015 | Incidence of deep vein thrombosis after major lower limb orthopedic surgery: Analysis of a nationwide claim registry | 이승열 | Article |
