| 2013 | Risk factors and characteristics of post-transplant tuberculosis in an endemic area
| ANNALS OF TRANSPLANTATION |
| 2019 | Risk factors and clinical characteristics of Pneumocystis jirovecii pneumonia in lung cancer
| SCIENTIFIC REPORTS |
| 2018 | Risk factors and clinical courses of concomitant primary sclerosing cholangitis and ulcerative colitis: a Korean multicenter study | INTERNATIONAL JOURNAL OF COLORECTAL DISEASE |
| 2009 | Risk factors and dose-effect relationship for mandibular osteoradionecrosis in oral and oropharyngeal cancer patients | INTERNATIONAL JOURNAL OF RADIATION ONCOLOGY BIOLOGY PHYSICS |
| 2022 | Risk factors and economic burden of postoperative anastomotic leakage related events in patients who underwent surgeries for colorectal cancer
| PLOS ONE |
| 2017 | Risk Factors and Functional Impact of Medical Complications in Stroke
| Annals of Rehabilitation Medicine |
| 2023 | Risk factors and microbiological features of recurrent Escherichia coli bloodstream infections
| PLOS ONE |
| 2016 | Risk factors and model for predicting toxicity-related treatment discontinuation in patients with metastatic renal cell carcinoma treated with vascular endothelial growth factor-targeted therapy: Results from the International Metastatic Renal Cell Carcinoma Database Consortium | CANCER |
| 2014 | Risk Factors and Molecular Epidemiology of Community-Onset Extended-Spectrum β-Lactamase-Producing Escherichia coli Bacteremia
| YONSEI MEDICAL JOURNAL |
| 2017 | Risk Factors and Molecular Features of Sequence Type (ST) 131 Extended-spectrum β-Lactamase-producing Escherichia coli in Community-onset Bacteremia
| SCIENTIFIC REPORTS |
| 2021 | Risk factors and mortality of acute kidney injury within 1 month after lung transplantation
| SCIENTIFIC REPORTS |
| 2016 | Risk factors and outcome of primary graft dysfunction after lung transplantation in Korea
| JOURNAL OF THORACIC DISEASE |
| 2017 | Risk factors and outcomes of acute lower gastrointestinal bleeding in intestinal Behçet's disease | INTERNATIONAL JOURNAL OF COLORECTAL DISEASE |
| 2008 | Risk factors and outcomes of bloodstream infections with metallo-beta-lactamase-producing Acinetobacter | SCANDINAVIAN JOURNAL OF INFECTIOUS DISEASES |
| 2017 | Risk Factors and Outcomes of Emergency Room Visits in Intestinal Behcet's Disease | DIGESTION |
| 2023 | Risk Factors and Outcomes With Progressive Mitral Annular Calcification
| JOURNAL OF THE AMERICAN HEART ASSOCIATION |
| 2023 | Risk factors and outcomes with surgical bioprosthetic mitral valve dysfunction | HEART |
| 2013 | Risk Factors and Prognosis of Pulmonary Complications After Endoscopic Submucosal Dissection for Gastric Neoplasia | DIGESTIVE DISEASES AND SCIENCES |
| 2020 | Risk factors and renal outcomes of low bone mineral density in patients with non-dialysis chronic kidney disease | OSTEOPOROSIS INTERNATIONAL |
| 2008 | Risk factors and the role of bedside colonoscopy for lower gastrointestinal hemorrhage in critically ill patients | HEPATO-GASTROENTEROLOGY |
