| 2016 | | Efficacy and safety of ursodeoxycholic acid composite on fatigued patients with elevated liver function and/or fatty liver: a multi-centre, randomised, double-blinded, placebo-controlled trial | 박샛별 |
| 2020 | | Efficacy and Safety of Ursodeoxycholic Acid for the Prevention of Gallstone Formation After Gastrectomy in Patients With Gastric Cancer: The PEGASUS-D Randomized Clinical Trial | 허훈 |
| 2016 | | Efficacy and safety of vitamin D3 B.O.N intramuscular injection in Korean adults with vitamin D deficiency | 정윤석, 최용준 |
| 2019 | | Efficacy and Safety of Voglibose Plus Metformin in Patients with Type 2 Diabetes Mellitus: A Randomized Controlled Trial | 이관우 |
| 2014 | | Efficacy and safety of weekly alendronate plus vitamin D(3) 5600 IU versus weekly alendronate alone in Korean osteoporotic women: 16-week randomized trial. | 정윤석 |
| 2016 | | Efficacy and Safety Study of Olmesartan Medoxomil, Amlodipine, and Hydrochlorothiazide Combination Therapy in Patients with Hypertension Not Controlled with Olmesartan Medoxomil and Hydrochlorothiazide Combination Therapy: Results of a Randomized, Double-Blind, Multicenter Trial | 신준한 |
| 2014 | | Efficacy and tolerability of anticholinergics in Korean children with overactive bladder: a multicenter retrospective study. | 박세진, 배기수 |
| 2019 | | Efficacy and tolerability of desensitization in the treatment of delayed drug hypersensitivities to anti-tuberculosis medications | 김승현, 박해심, 신승수, 신유섭, 예영민, 이소희, 정윤정 |
| 2012 | | Efficacy and tolerability of once-daily oral fimasartan 20 to 240 mg/d in Korean Patients with hypertension: findings from Two Phase II, randomized, double-blind, placebo-controlled studies | 신준한 |
| 2012 | | Efficacy and tolerability of peginterferon alpha plus ribavirin in the routine daily treatment of chronic hepatitis C patients in Korea: a multi-center, retrospective observational study | 정재연, 조성원 |
| 2020 | | Efficacy and Tolerability of Pitavastatin Versus Pitavastatin/Fenofibrate in High-risk Korean Patients with Mixed Dyslipidemia: A Multicenter, Randomized, Double-blinded, Parallel, Therapeutic Confirmatory Clinical Trial | 김혜진 |
| 2018 | | Efficacy and tolerability of ramucirumab monotherapy or in combination with paclitaxel in gastric cancer patients from the Expanded Access Program Cohort by the Korean Cancer Study Group (KCSG) | 이현우 |
| 2019 | | Efficacy and Tolerability of Telmisartan/Amlodipine and Rosuvastatin Coadministration in Hypertensive Patients with Hyperlipidemia: A Phase III, Multicenter, Randomized, Double-blind Study | 윤명호 |
| 2017 | | Efficacy and tolerability of two different formulations of atorvastatin in Korean patients with hypercholesterolemia: a multicenter, prospective, randomized clinical trial | 탁승제 |
| 2013 | | Efficacy of 3 different steroid treatments for sudden sensorineural hearing loss: a prospective, randomized trial. | 박기현, 박헌이, 임혜진, 정연훈 |
| 2009 | | Efficacy of a 14Fr Blake Drain for Pleural Drainage Following Video-Assisted Thoracic Surgery | 이성수, 최진욱, 최호 |
| 2019 | | Efficacy of a Novel Annular Closure Device after Lumbar Discectomy in Korean Patients : A 24-Month Follow-Up of a Randomized Controlled Trial | 조평구 |
| 2015 | | Efficacy of a Once-Monthly Pill Containing Ibandronate and Cholecalciferol on the Levels of 25-Hydroxyvitamin D and Bone Markers in Postmenopausal Women with Osteoporosis. | 정윤석 |
| 2022 | | Efficacy of Abatacept Versus Tumor Necrosis Factor Inhibitors in Anti-citrullinated Protein Antibody-Positive Patients with Rheumatoid Arthritis: Results from a Korean Nationwide Biologics Registry | 김현아 |
| 2022 | | Efficacy of Adductor Canal Block on Medial Knee Pain in Patients with Knee Osteoarthritis: A Randomized Single-Blind Placebo-Controlled Study | 박도영, 윤승현, 정길용 |
