| 2015 | What is the necessity of endoscopist for successful endoscopic stenting in patients with malignant colorectal obstruction? | INTERNATIONAL JOURNAL OF COLORECTAL DISEASE |
| 2021 | What Is the Next in Developing Model to Predict Survival Outcomes of Resected Pancreatic Cancer?
| GUT AND LIVER |
| 2022 | What Is the Perception of an Esthetic Lower Facial Third Profile in the Korean Layperson Population? | JOURNAL OF ORAL AND MAXILLOFACIAL SURGERY |
| 2007 | What is the role of diagnostic laparoscopy in a gastroenterology unit? | JOURNAL OF GASTROENTEROLOGY |
| 2011 | What really decides the facial function of vestibular schwannoma surgery?
| CLINICAL AND EXPERIMENTAL OTORHINOLARYNGOLOGY |
| 2018 | What Role Does Locally Ablative Stereotactic Body Radiotherapy Play Versus Radiofrequency Ablation in Localized Hepatocellular Carcinoma? | JOURNAL OF CLINICAL ONCOLOGY |
| 2012 | What should be the indications for fibrinolytic therapy in children with severe Henoch-Schönlein purpura nephritis? | CLINICAL AND EXPERIMENTAL NEPHROLOGY |
| 2019 | What should medical students know about artificial intelligence in medicine?
| Journal of Educational Evaluation for Health Professions (보건의료교육평가) |
| 2010 | What should we do with a discontinued shunt? | CHILDS NERVOUS SYSTEM |
| 2010 | What the mitochondria see | MOLECULAR CELL |
| 2007 | What to do if the endotracheal tube will not pass through the nasal passage during fiberoptic nasotracheal intubation | ACTA ANAESTHESIOLOGICA SCANDINAVICA |
| 2015 | What to do with thyroid nodules showing benign cytology and BRAF(V600E) mutation? A study based on clinical and radiologic features using a highly sensitive analytic method | SURGERY |
| 2017 | What We Learned from the Experience of an Introduction to Surgery Class for First Grade Premedical Students
| Journal of Minimally Invasive Surgery |
| 2006 | What we learned from the experience of laparoscopic splenectomy in patients with idiopathic thrombocytopenic purpura (ITP) - Single surgeon experiences | SURGICAL LAPAROSCOPY ENDOSCOPY & PERCUTANEOUS TECHNIQUES |
| 2023 | What we need to know about uncertainty in illness among people with primary malignant brain tumours: A mixed-methods systematic review | JOURNAL OF CLINICAL NURSING |
| 2017 | What's in a name? Atopic dermatitis or atopic eczema, but not eczema alone | ALLERGY |
| 2007 | Wheel-shaped cartilage-perichondrium composite graft for the prevention of retraction pocket development | ACTA OTO-LARYNGOLOGICA |
| 2016 | When Eastern Surgeons Meet Western Patients: A Pilot Study of Gastrectomy with Lymphadenectomy in Caucasian Patients at a Single Korean Institute
| YONSEI MEDICAL JOURNAL |
| 2019 | When is it appropriate to stop non-vitamin K antagonist oral anticoagulants before catheter ablation of atrial fibrillation? A multicentre prospective randomized study | EUROPEAN HEART JOURNAL |
| 2013 | When should retained Paparella type I tympanostomy tubes be removed in asymptomatic children? | AURIS NASUS LARYNX |
