| 2019 | | Clinical characteristics and etiologies of bronchiectasis in Korean children: A multicenter retrospective study | 이수영, 정경욱 |
| 2001 | | Clinical characteristics and molecular genetic analysis of connexin 26 in Korean congenital hearing loss | 송정환 |
| 2017 | | Clinical characteristics and mutation spectrum of GLA in Korean patients with Fabry disease by a nationwide survey: Underdiagnosis of late-onset phenotype | 손영배 |
| 2023 | | Clinical Characteristics and Outcome of Immediate-Release Versus SLOW-Release Carvedilol in Heart Failure Patient (SLOW-HF): a Prospective Randomized, Open-Label, Multicenter Study | 신준한 |
| 2014 | | Clinical characteristics and outcomes of acute hepatitis a in Korea: a nationwide multicenter study. | 정재연 |
| 2011 | | Clinical Characteristics and Patterns of Chronic Tympanic Membrane Perforations | 홍정주 |
| 2020 | | Clinical Characteristics and Prevalence of Comorbidities according to Metformin Use in Korean Patients with Type 2 Diabetes | 이관우 |
| 2018 | | Clinical Characteristics and Prognosis Associated with Multiple Primary Cancers in Breast Cancer Patients | 정용식 |
| 2024 | | Clinical characteristics and prognostic factors of non-tuberculous mycobacterial disease in patients with rheumatoid arthritis | 김지원, 김현아, 서창희, 정주양 |
| 2017 | | Clinical characteristics and prognostic inflection points among long-term survivors of advanced epithelial ovarian cancer | 공태욱, 백지흠, 손주혁, 유희석, 장석준 |
| 2011 | | Clinical Characteristics and Risk Factors Analysis of Persistent Candidemia Patients | 임승관 |
| 2021 | | Clinical characteristics and risk factors for cefaclor-induced immediate hypersensitivity: a retrospective observation at two university hospitals in Korea | 예영민, 우성대, 이영수 |
| 2012 | | Clinical characteristics and risk of melanoma development from giant congenital melanocytic naevi in Korea: a nationwide retrospective study | 김유찬 |
| 2019 | | Clinical characteristics and role of whole-body bone scan in multifocal osteonecrosis | 김현아, 박성훈, 서창희, 안영실, 정주양 |
| 2020 | | Clinical Characteristics and Treatment Outcomes in Children, Adolescents, and Young-adults with Hodgkin's Lymphoma: a KPHOG Lymphoma Working-party, Multicenter, Retrospective Study | 박준은 |
| 2022 | | Clinical Characteristics and Treatment Outcomes of Childhood Acute Promyelocytic Leukemia in Korea: A Nationwide Multicenter Retrospective Study by Korean Pediatric Oncology Study Group | 최영배 |
| 2011 | | Clinical characteristics of a nationwide hospital-based registry of mild-to-moderate Alzheimer's disease patients in Korea: a CREDOS (Clinical Research Center for Dementia of South Korea) study. | 문소영, 홍창형 |
| 2011 | | Clinical Characteristics of Abnormal Postures of the Head and Neck Caused by Unilateral Superior Oblique Palsy | 김종규, 임신영 |
| 2012 | | Clinical Characteristics of Acute Aortic Syndrome in Korean Patients: From the Korean Multi-Center Registry of Acute Aortic Syndrome | 탁승제 |
| 2010 | | Clinical Characteristics of Acute Brain Swelling in Patients Successfully Resuscitated from Non-traumatic Out-of-hospital Cardiac Arrest | 민영기, 박은정, 이영주, 정윤석 |
