| 2005 | | One-stage embolization in patients with acutely ruptured poor-grade aneurysm. | 김선용, 김세혁, 신용삼, 안영환, 윤수한, 조경기, 조기홍 |
| 2014 | | One-step transfistula large versus conventional balloon dilation following precut fistulotomy in difficult biliary cannulation for the removal of biliary stones: a multicenter retrospective study. | 양민재, 황재철 |
| 2012 | | One-Step Transpapillary Balloon Dilation under Cap-Fitted Endoscopy without a Preceding Sphincterotomy for the Removal of Bile Duct Stones in Billroth II Gastrectomy | 김진홍, 유병무, 황재철 |
| 2021 | | Ongoing outbreak of human adenovirus-associated acute respiratory illness in the Republic of Korea military, 2013 to 2018 | 허중연 |
| 2014 | | Onset time of hyperkalaemia after angiotensin receptor blocker initiation: when should we start serum potassium monitoring? | 김흥수, 박래웅, 박인휘, 신규태, 신승수 |
| 2018 | | OP0074: Association between brain-derived neurotrophic factor gene polymorphisms and fibromyalgia in a korean population: a multi-centre study | 김현아 |
| 2019 | | Open Access in Perspectives of Authors and Readers | 정민석 |
| 1999 | | Open Clinical Trial of Methotrexate Alone and Combination of Methotrexate and Hydroxychloroquine in the Treatment of Rheumatoid Arthritis | 서창희 |
| 2011 | | Open Reduction and Interlocking IM nailing of Comminuted Humeral Shaft Fracture | 조준 |
| 2013 | | Open reduction and internal fixation of mandibular fracture in an 11-month-old infant: a case report | 송승일 |
| 2002 | | Open Wedge High Tibial Osteotomy with Allogenous Bone Graft | 노정호, 민병현 |
| 2024 | | Open-Label, Multicenter, Randomized, Biomarker-Integrated Umbrella Trial for Second-Line Treatment of Advanced Gastric Cancer: K-Umbrella Gastric Cancer Study | 이현우 |
| 2020 | | Operative Results of Plantar Plating for Fifth Metatarsal Stress Fracture | 박영욱 |
| 2012 | | Operative Risk Factors in Gastric Cancer Surgery for Elderly Patients | 서수한 |
| 2011 | | Operative Risk Factors in Gastric Cancer Surgery for Elderly Patients | 안창욱, 조용관, 한상욱, 허훈 |
| 2017 | | Ophiobolin A kills human glioblastoma cells by inducing endoplasmic reticulum stress via disruption of thiol proteostasis | 김인영, 최경숙 |
| 2023 | | Ophthalmic Features 5 Years after Cranioplasty in Children with Unilateral Coronal Craniosynostosis | 정승아 |
| 2015 | | Ophthalmic findings in children with nonsyndromic craniosynostosis treated by expansion cranioplasty. | 윤일석, 정승아 |
| 2024 | | Ophthalmic Findings of Abusive Head Trauma in Korea from a Single-large Trauma Center, 2011-2022 | 정승아 |
| 2008 | | Ophthalmic Manifestations in Patients With Neuro | 국경훈, 안재홍, 양홍석, 장윤희 |
