| 2012-05 | Early surgical outcomes of robotic thyroidectomy by a gasless unilateral axillo-breast or axillary approach for papillary thyroid carcinoma: 2 years' experience | 이승환 |
| 2012-12 | Early surgical outcomes of robotic thyroidectomy by a gasless unilateral axillo-breast or axillary approach for papillary thyroid carcinoma: 2 years' experience | 이승환 |
| 2020-03 | Effect of Diabetes on the Prognosis of Sudden Sensorineural Hearing Loss: Propensity Score Matching Analysis | 이승환 |
| 2017-10 | The Effectiveness of Budesonide Nasal Irrigation After Endoscopic Sinus Surgery in Chronic Rhinosinusitis With Asthma | 이승환 |
| 2020-06 | Efficacy of Transcartilaginous Electrodes for Intraoperative Neural Monitoring During Thyroid Surgery | 이승환 |
| 2011-08 | Epitympanic Development and Mastoid Pneumatization in Chronic Otitis Media with and without Cholesteatoma | 이승환 |
| 2015-05 | Etiology and Rehabilitation of Sensorineural hearing loss | 이승환 |
| 2015-12 | Expression of Apoptotic vs Antiapoptotic Proteins in Middle Ear Cholesteatoma | 이승환 |
| 2011-06 | Expression of EGFR and Microvessel Density in Middle Ear Cholesteatoma | 이승환 |
| 2016-12 | Feasibility of robot-assisted modified radical neck dissection by post-auricular facelift approach | 이승환 |
| 2011-12 | Helicobacter pylori in middle ear of children with otitis media with effusion | 이승환 |
| 2011-08 | Image-Guided Robotic Mastoidectomy Using Human-Robot Collaboration Control | 이승환 |
| 2019-03 | Increased risk of benign paroxysmal positional vertigo in osteoporosis: a nationwide population-based cohort study | 이승환 |
| 2020-12 | Influence of Otoliths on the Vestibulo-Ocular Reflex in Horizontal Canal Benign Paroxysmal Positional Vertigo | 이승환 |
| 2014-10 | Intratympanic Steroid Injection for Bell's Palsy: Preliminary Randomized Controlled Study | 이승환 |
| 2018-11 | Microbiological Results From Middle Ear Effusion in Pediatric Patients Receiving Ventilation Tube Insertion: Multicenter Registry Study on the Effectiveness of Ventilation Tube Insertion in Pediatric Patients With Chronic Otitis Media With Effusion: Part I | 이승환 |
| 2012-12 | Mucoepidermoid Carcinoma in The External Auditory Canal: A Case Report | 이승환 |
| 2015-09 | Multivariate analysis of prognostic factors for idiopathic sudden sensorineural hearing loss in children | 이승환 |
| 2012-12 | Nasal and Exhaled Nitric Oxide in Allergic Rhinitis | 이승환 |
| 2014-01 | Nasal and exhaled nitric oxide in chronic rhinosinusitis with polyps | 이승환 |
| 2018-07 | Optimal extent of prophylactic central neck dissection for papillary thyroid carcinoma: Comparison of unilateral versus bilateral central neck dissection | 이승환 |
| 2016-05 | The Pathophysiologic Mechanism of Tinnitus. | 이승환 |
| 2016-10 | Prevalence and Associated Factors of Chronic Suppurative Otitis Media: Data from the Korea National Health and Nutrition Examination Survey, 2009-2012 | 이승환 |
| 2018-07 | Prevalence of severe-profound hearing loss in South Korea: a nationwide population-based study to analyse a 10-year trend (2006-2015) | 이승환 |
| 2020-10 | Rate of chronic otitis media operations and cholesteatoma surgeries in South Korea: a nationwide population-based study (2006-2018) | 이승환 |
| 2014-08 | Robotic Lateral Neck Dissection by a Gasless Unilateral Axillobreast Approach for Differentiated Thyroid Carcinoma: Our Early Experience | 이승환 |
| 2014-03 | Robotic Selective Neck Dissection by a Postauricular Facelift Approach Comparison with Conventional Neck Dissection | 이승환 |
| 2011-01 | Robotic thyroidectomy by a gasless unilateral axillo-breast or axillary approach: our early experiences | 이승환 |
| 2015-06 | Role of Cochlear Microphonic in Newborn Hearing test | 이승환 |
| 2011-08 | The Role of Laryngopharyngeal Reflux as a Risk Factor in Laryngeal Cancer: A Preliminary Report | 이승환 |
