OOIR: Observatory of International Research

Papers

(The TQCC of Korean Journal of Radiology is 7. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-08-01 to 2025-08-01.)

Article	Citations
Postgraduate Training Program for MD Radiology in Sri Lanka: An Overview	125
Imaging Findings of Complications of New Anticancer Drugs	89
Ultrafast MRI for Pediatric Brain Assessment in Routine Clinical Practice	66
The Integration of Large Language Models Such as ChatGPT in Scientific Writing: Harnessing Potential and Addressing Pitfalls	61
Research Highlight: How to Use Technical and Oncologic Outcomes of Image-Guided Tumor Ablation According to Guidelines by Society of Interventional Oncology and DATECAN?	42
Pulmonary Heterotopic Ossification Simulating a Pulmonary Hamartoma: Imaging and Pathologic Findings and Differential Diagnosis	37
2022 Korean Liver Cancer Association-National Cancer Center Korea Practice Guidelines for Local Ablation Therapy of Hepatocellular Carcinoma: What’s New?	37
Response to: Letter to the Editor Regarding “Validation of Ultrasound and Computed Tomography-Based Risk Stratification System and Biopsy Criteria for Cervical Lymph Nodes in Preoperative Patients Wit	35
Direction of Tissue Contraction after Microwave Ablation: A Comparative Experimental Study in Ex Vivo Bovine Liver	35
Occupational Lung Diseases: Spectrum of Common Imaging Manifestations	34
Positive Predictive Values of Abnormality Scores From a Commercial Artificial Intelligence-Based Computer-Aided Diagnosis for Mammography	33
Clinical and Imaging Characteristics of SARS-CoV-2 Breakthrough Infection in Hospitalized Immunocompromised Patients	31
Response to “Medical Statistics Unlock the Gateway to Further Research: Using Deep Learning to Predict CDKN2A/B Homozygous Deletion in Isocitrate Dehydrogenase-Mutant Astrocytoma”	28
Evaluation of the Ostium in Anomalous Origin of the Right Coronary Artery with an Interarterial Course Using Dynamic Cardiac CT and Implications of Ostial Findings	28
Letter to the Editor “Survey on Value Elements Provided by Artificial Intelligence and Their Eligibility for Insurance Coverage With an Emphasis on Patient-Centered Outcomes”	28
Laparoscopic Hepatic Resection Versus Laparoscopic Radiofrequency Ablation for Subcapsular Hepatocellular Carcinomas Smaller Than 3 cm: Analysis of Treatment Outcomes Using Propensity Score Matching	27
Diagnosis of Unruptured Intracranial Aneurysms Using Proton-Density Magnetic Resonance Angiography: A Comparison With High-Resolution Time-of-Flight Magnetic Resonance Angiography	26
Glandular Tissue Component on Breast Ultrasound in Dense Breasts: A New Imaging Biomarker for Breast Cancer Risk	26
Clinical Feasibility of Dual-Layer CT With Virtual Monochromatic Image for Preoperative Staging in Patients With Breast Cancer: A Comparison With Breast MRI	26
Photon-Counting Computed Tomography: Experience in Musculoskeletal Imaging	25
Artificial Intelligence-Based Identification of Normal Chest Radiographs: A Simulation Study in a Multicenter Health Screening Cohort	25
Endoscopic Ultrasound-Guided Fine-Needle Aspiration for Pancreatic Cysts >2.5 cm Without Worrisome Features or High-Risk Stigmata	24
MRI-Based Stepwise Approach to Anterior Mediastinal Cystic Lesions for Diagnosis and Further Management	23
Training of Radiology Residents in Thailand	23
Microvascular Myocardial Ischemia in Patients With Diabetes Without Obstructive Coronary Stenosis and Its Association With Angina	22

A Novel Melanin-Targeted ¹⁸F-PFPN Positron Emission Tomography Imaging for Diagnosing Ocular and Orbital Melanoma	21
The Value of Non-Clinical Applications of Artificial Intelligence in Radiology Should Be Noted	21
Acute Acquired Metabolic Encephalopathy Based on Diffusion MRI: Note of an Error	20
Treatment Response Evaluation by Computed Tomography Pulmonary Vasculature Analysis in Patients With Chronic Thromboembolic Pulmonary Hypertension	20
Phase I Clinical Trial of Prostate-Specific Membrane Antigen-Targeting ⁶⁸Ga-NGUL PET/CT in Healthy Volunteers and Patients with Prostate Cancer	20
Before Plaque Enhancement Can Predict Stroke Recurrence, Alternative Etiologies Must Be Off the Table	20
Breast Cancer Screening in Asian Countries: Epidemiology, Screening Practices, Outcomes, Challenges, and Future Directions	19
Tumor Habitat Analysis Using Longitudinal Physiological MRI to Predict Tumor Recurrence After Stereotactic Radiosurgery for Brain Metastasis	19
Microwave Ablation Versus Surgical Resection for Small (≤3 cm) Hepatocellular Carcinoma in Older Patients: A Propensity Score Matching Analysis	19
Ultrasound Imaging in Active Surveillance of Small, Low-Risk Papillary Thyroid Cancer	19
Prostatic Artery Embolization: An Update	19
Announcement of New Thorax Section Editor	19
Duration of Response as Clinical Endpoint: A Quick Guide for Clinical Researchers	18
Impact of Skeletal Muscle Loss and Visceral Obesity Measured Using Serial CT on the Prognosis of Operable Breast Cancers in Asian Patients	18
Radiology Loading and Coverage Hours in Indonesia	18
Assessing Abdominal Aortic Aneurysm Progression by Using Perivascular Adipose Tissue Attenuation on Computed Tomography Angiography	18
Quantification of Nerve Viscosity Using Shear Wave Dispersion Imaging in Diabetic Rats: A Novel Technique for Evaluating Diabetic Neuropathy	18
Developing and Evaluating Deep Learning Algorithms for Object Detection: Key Points for Achieving Superior Model Performance	17
Establishing Normative Values for Entire Spinal Cord Morphometrics in East Asian Young Adults	17
Conversion of Mixed-Language Free-Text CT Reports of Pancreatic Cancer to National Comprehensive Cancer Network Structured Reporting Templates by Using GPT-4	17
Performing a Research Study Using Open-Source Deep Learning Models	17
How to Optimize Prompting for Large Language Models in Clinical Research	16
Prognostic Value of¹⁸F-FDG PET/CT Radiomics in Extranodal Nasal-Type NK/T Cell Lymphoma	16
Minimum Reporting Items for Clear Evaluation of Accuracy Reports of Large Language Models in Healthcare (MI-CLEAR-LLM)	16
Photon-Counting Detector CT: Key Points Radiologists Should Know	16
Diffusion-Weighted MRI for the Assessment of Molecular Prognostic Biomarkers in Breast Cancer	15
Quantitative T2 Mapping Analysis With MRI of Talar Cartilage in Ankle Trauma: A Study Based on Lauge-Hansen Classification and Anatomical Locations	15
Prognosis Prediction of Hepatocellular Carcinoma Based on Magnetic Resonance Imaging Features	15
Caveats in Using Abnormality/Probability Scores from Artificial Intelligence Algorithms: Neither True Probability nor Level of Trustworthiness	15
Comparison of the Therapeutic Efficacy and Technical Outcomes between Conventional Fixed Electrodes and Adjustable Electrodes in the Radiofrequency Ablation of Benign Thyroid Nodules	15
Introducing “Uncover This Tech Term” and “Emerging Rad Dx” Articles in the Korean Journal of Radiology	14
Looking Ahead to 2022 for the Korean Journal of Radiology	14
AsiaSafe: Cultivating a Safety Culture for Radiation in Diagnosis, Intervention, Therapy, and Beyond	14
Functional Magnetic Resonance Imaging and Diffusion Tensor Imaging for Language Mapping in Brain Tumor Surgery: Validation With Direct Cortical Stimulation and Cortico–Cortical Evoked Potential	14
Announcement of New Gastrointestinal Section Editor	13
Contrast-Enhanced Abdominopelvic CT After Peripheral Venoarterial Extracorporeal Membrane Oxygenation	13
Image Quality and Lesion Detectability of Lower-Dose Abdominopelvic CT Obtained Using Deep Learning Image Reconstruction	13
Efficacy of Lauromacrogol Injection for Ablation of Benign Predominantly Cystic Thyroid Nodules and Related Factors: A Prospective Study	13
ChatGPT Vision for Radiological Interpretation: An Investigation Using Medical School Radiology Examinations	13
The Growing Problem of Radiologist Shortage: Thailand’s Perspective	13
Research Highlight: ⁶⁸Ga-PSMA-11 PET Imaging for Pelvic Nodal Metastasis in Prostate Cancer	12
Response to “Endoscopic Ultrasound-Guided Fine-Needle Aspiration for Pancreatic Cysts >2.5 cm Without Worrisome Features or High-Risk Stigmata”	12
Response to “Familial Intracranial Aneurysm Requires Not Only Whole-Exome Sequencing, But Also Mitochondrial DNA Sequencing”	12
Magnetic Resonance Imaging in Diplopia: Neural Pathway, Imaging, and Clinical Correlation	12
Noteworthy Developments in the Korean Journal of Radiology in 2023 and for 2024	12
Erratum: Differential Diagnosis of Thick Myocardium according to Histologic Features Revealed by Multiparametric Cardiac Magnetic Resonance Imaging	12
Prognostication of Hepatocellular Carcinoma Using Artificial Intelligence	12
A Modified Length-Based Grading Method for Assessing Coronary Artery Calcium Severity on Non-Electrocardiogram-Gated Chest Computed Tomography: A Multiple-Observer Study	12
Increased CT Attenuation of Pericolic Adipose Tissue as a Noninvasive Marker of Disease Severity in Ulcerative Colitis	12
Predicting Recurrence-Free Survival After Upfront Surgery in Resectable Pancreatic Ductal Adenocarcinoma: A Preoperative Risk Score Based on CA 19-9, CT, and ¹⁸F-FDG PET/CT	12

Diagnostic Performance of Spin-Echo Echo-Planar Imaging Magnetic Resonance Elastography in 3T System for Noninvasive Assessment of Hepatic Fibrosis	11
Authorship Policy and ChatGPT	11
Magnetic Resonance Imaging of the Peripheral Nerves and Fascicles of the Knee Using Double Echo Steady State Sequence at 7 Tesla	11
Usefulness of Bone SPECT/CT for Predicting Avascular Necrosis of the Femoral Head in Children with Slipped Capital Femoral Epiphysis or Femoral Neck Fracture	11
Uncover This Tech Term: Generative Adversarial Networks	11
Thoracic Duct Embolization for Treatment of Chyle Leakage After Thyroidectomy and Neck Dissection	11
Prediction of Venous Trans-Stenotic Pressure Gradient Using Shape Features Derived From Magnetic Resonance Venography in Idiopathic Intracranial Hypertension Patients	10
Simplified Approach for Ovarian-Adnexal Reporting and Data System MRI Risk Stratification System	10
Migratory Pneumonia in Prolonged SARS-CoV-2 Infection in Patients Treated With B-cell Depletion Therapies for B-cell Lymphoma	10
Cerebellar, Hippocampal, and Basal Nuclei Transient Edema With Restricted Diffusion (CHANTER) Syndrome: Radiologic Features and Findings	10
Response to “Comparison of Recommendations for Gallbladder Polyps and Gallbladder Wall Thickening Between KSAR and WFUMB Guidelines”	10
Response to “2025 Korean Society of Abdominal Radiology Recommendations on Gallbladder Polyps and Gallbladder Wall Thickening Warrant Further Investigation and Clarification”	10
A Radiologist’s Guide to IDH-Wildtype Glioblastoma for Efficient Communication With Clinicians: Part II–Essential Information on Post-Treatment Imaging	10
Monitoring Pulmonary Thrombectomy: What Information Can Be Gained with Arterial Spin Labeling MRI?	10
Feasibility and Safety of Transradial Access for Renal Artery Embolization: A Single Center Prospective Study	10
Training of Radiology Residents in Singapore	10
Development and Validation of a Model Using Radiomics Features from an Apparent Diffusion Coefficient Map to Diagnose Local Tumor Recurrence in Patients Treated for Head and Neck Squamous Cell Carcino	10
Deep Learning-Accelerated Non-Contrast Abbreviated Liver MRI for Detecting Malignant Focal Hepatic Lesions: Dual-Center Validation	10
Prospective Comparison of FOCUS MUSE and Single-Shot Echo-Planar Imaging for Diffusion-Weighted Imaging in Evaluating Thyroid-Associated Ophthalmopathy	10
Establishment of Local Diagnostic Reference Levels for Pediatric Neck CT at Nine University Hospitals in South Korea	10
Feasibility of Percutaneous Pancreatic Stent Placement in Postoperative Pancreaticojejunostomy Stenosis	10
CT Colonography Is the Perfect Colorectal Screening Test That Unfortunately Few People Use Yet	9
A Radiologist's Guide to IDH-Wildtype Glioblastoma for Efficient Communication With Clinicians: Part I-Essential Information on Preoperative and Immediate Postoperative Imaging	9
Prospective Evaluation of Accelerated Brain MRI Using Deep Learning-Based Reconstruction: Simultaneous Application to 2D Spin-Echo and 3D Gradient-Echo Sequences	9
A Nomogram Using Imaging Features to Predict Ipsilateral Breast Tumor Recurrence After Breast-Conserving Surgery for Ductal Carcinoma In Situ	9
Impact of Surveillance Mammography Intervals Less Than One Year on Performance Measures in Women With a Personal History of Breast Cancer	9
Comparison of a Deep Learning-Based Reconstruction Algorithm with Filtered Back Projection and Iterative Reconstruction Algorithms for Pediatric Abdominopelvic CT	9
It is Time to Incorporate Artificial Intelligence in Radiology Residency Programs	9
Optimizing Yttrium-90 Radioembolization Dosimetry for Hepatocellular Carcinoma: A Korean Perspective	9
Sonazoid™ versus SonoVue^® for Diagnosing Hepatocellular Carcinoma Using Contrast-Enhanced Ultrasound in At-Risk Individuals: A Prospective, Single-Center, Intraindividual, Noninferiority St	8
Low-Dose Abdominal CT for Evaluating Suspected Appendicitis in Adolescents and Young Adults: Review of Evidence	8
Patellofemoral Instability in Children: Imaging Findings and Therapeutic Approaches	8
Automated Detection and Segmentation of Bone Metastases on Spine MRI Using U-Net: A Multicenter Study	8
Improving the Performance of Radiologists Using Artificial Intelligence-Based Detection Support Software for Mammography: A Multi-Reader Study	8
Looking Back at 2022 and ahead to 2023 for the Korean Journal of Radiology	8
Association Between Extracellular Volume Assessed by Cardiac MRI and New-Onset Atrial Fibrillation in Patients With ST-Segment Elevation Myocardial Infarction	8
Position Statements of the Emerging Trends Committee of the Asian Oceanian Society of Radiology on the Adoption and Implementation of Artificial Intelligence for Radiology	8
Frequently Asked Questions on Imaging in Chimeric Antigen Receptor T-Cell Therapy Clinical Trials	8
Women and the Road to Radiology Leadership: An Asian Perspective	8
Cutoff Values for Diagnosing Hepatic Steatosis Using Contemporary MRI-Proton Density Fat Fraction Measuring Methods	8
Radiology Workload and Staffing in Macao	8
Regional Lymphadenopathy Following COVID-19 Vaccination in Patients with or Suspicious of Breast Cancer: A Quick Summary of Current Key Facts and Recommendations	8
Radiofrequency Ablation of Benign Thyroid Nodules: 10-Year Follow-Up Results From a Single Center	8
Overcoming the Challenges in the Development and Implementation of Artificial Intelligence in Radiology: A Comprehensive Review of Solutions Beyond Supervised Learning	8
Performance of Digital Mammography-Based Artificial Intelligence Computer-Aided Diagnosis on Synthetic Mammography From Digital Breast Tomosynthesis	8
Foreign Body Ingestion: Radiologic Evaluation, Findings, and Management	8
The Growing Problem of Radiologist Shortages: Perspectives From Singapore	8
Radiology Loading and Coverage Hours in Hong Kong	8
Brain Metabolic Network Redistribution in Patients with White Matter Hyperintensities on MRI Analyzed with an Individualized Index Derived from ¹⁸F-FDG-PET/MRI	7
Medical Statistics Unlock the Gateway to Further Research: Using Deep Learning to Predict CDKN2A/B Homozygous Deletion in Isocitrate Dehydrogenase-Mutant Astrocytoma	7
Quantitative Evaluation of Hepatic Steatosis Using Advanced Imaging Techniques: Focusing on New Quantitative Ultrasound Techniques	7
Application of Quantitative Assessment of Coronary Atherosclerosis by Coronary Computed Tomographic Angiography	7
Potential Overdiagnosis with CT Lung Cancer Screening in Taiwanese Female: Status in South Korea	7
Hyperpolarized Carbon-13 Magnetic Resonance Imaging: Technical Considerations and Clinical Applications	7
Prediction of Tumor Progression During Neoadjuvant Chemotherapy and Survival Outcome in Patients With Triple-Negative Breast Cancer	7
Training of Radiology Residents in Hong Kong Special Administrative Region	7
Radiology for Ductal Carcinoma In Situ of the Breast: Updates on Invasive Cancer Progression and Active Monitoring	7
Statistical Methods for Comparing Predictive Values in Medical Diagnosis	7
Statistical Methods for the Analysis of Inter-Reader Agreement Among Three or More Readers	7
Conventional Versus Artificial Intelligence-Assisted Interpretation of Chest Radiographs in Patients With Acute Respiratory Symptoms in Emergency Department: A Pragmatic Randomized Clinical Trial	7
Evaluation of Image Quality and Scan Time Efficiency in Accelerated 3D T1-Weighted Pediatric Brain MRI Using Deep Learning-Based Reconstruction	7
Diagnostic Efficacy and Safety of Low-Contrast-Dose Dual-Energy CT in Patients With Renal Impairment Undergoing Transcatheter Aortic Valve Replacement	7
Guides for the Successful Conduct and Reporting of Systematic Review and Meta-Analysis of Diagnostic Test Accuracy Studies	7
Efficacy and Safety of the Safe Triangular Working Zone Approach in Percutaneous Vertebroplasty for Spinal Metastasis	7
Response to: Letter to the Editor Regarding “Validation of CT-Based Risk Stratification System for Lymph Node Metastasis in Patients With Thyroid Cancer”	7
Impact of Photon-Counting Detector Computed Tomography on Image Quality and Radiation Dose in Patients With Multiple Myeloma	7
Changes in Automated Mammographic Breast Density Can Predict Pathological Response After Neoadjuvant Chemotherapy in Breast Cancer	7
Pre- and Immediate Post-Kasai Portoenterostomy Shear Wave Elastography for Predicting Hepatic Fibrosis and Native Liver Outcomes in Patients With Biliary Atresia	7
Description of FDG and Prostate-Specific Membrane Antigen PET/CT Findings in Korean Patients With Advanced Metastatic Castration-Resistant Prostate Cancer	7
Using MR Enterography and CT Enterography for Routine Crohn’s Surveillance: How We Do It Now, and How We Hope to Do it in the Future	7
Low-Dose Three-Dimensional Rotational Angiography for Evaluating Intracranial Aneurysms: Analysis of Image Quality and Radiation Dose	7