OOIR: Observatory of International Research

Papers

(The H4-Index of Radiology is 86. 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 2020-04-01 to 2024-04-01.)

Article	Citations
Correlation of Chest CT and RT-PCR Testing for Coronavirus Disease 2019 (COVID-19) in China: A Report of 1014 Cases	3544
Sensitivity of Chest CT for COVID-19: Comparison to RT-PCR	2161
Time Course of Lung Changes at Chest CT during Recovery from Coronavirus Disease 2019 (COVID-19)	1896
CT Imaging Features of 2019 Novel Coronavirus (2019-nCoV)	1829
The Image Biomarker Standardization Initiative: Standardized Quantitative Radiomics for High-Throughput Image-based Phenotyping	1796
Chest CT Findings in Coronavirus Disease-19 (COVID-19): Relationship to Duration of Infection	1775
Using Artificial Intelligence to Detect COVID-19 and Community-acquired Pneumonia Based on Pulmonary CT: Evaluation of the Diagnostic Accuracy	1317
Chest CT for Typical Coronavirus Disease 2019 (COVID-19) Pneumonia: Relationship to Negative RT-PCR Testing	1258
Coronavirus Disease 2019 (COVID-19): A Perspective from China	1147
COVID-19–associated Acute Hemorrhagic Necrotizing Encephalopathy: Imaging Features	1000
Frequency and Distribution of Chest Radiographic Findings in Patients Positive for COVID-19	867
Emerging 2019 Novel Coronavirus (2019-nCoV) Pneumonia	856
Performance of Radiologists in Differentiating COVID-19 from Non-COVID-19 Viral Pneumonia at Chest CT	752
The Role of Chest Imaging in Patient Management during the COVID-19 Pandemic: A Multinational Consensus Statement from the Fleischner Society	629
CO-RADS: A Categorical CT Assessment Scheme for Patients Suspected of Having COVID-19—Definition and Evaluation	623
Temporal Changes of CT Findings in 90 Patients with COVID-19 Pneumonia: A Longitudinal Study	590
Preparing Medical Imaging Data for Machine Learning	468
Essentials for Radiologists on COVID-19: An Update—Radiology Scientific Expert Panel	447
Acute Pulmonary Embolism in Patients with COVID-19 at CT Angiography and Relationship to d-Dimer Levels	445
CT Imaging of the 2019 Novel Coronavirus (2019-nCoV) Pneumonia	425
Six-month Follow-up Chest CT Findings after Severe COVID-19 Pneumonia	407
Acute Pulmonary Embolism Associated with COVID-19 Pneumonia Detected with Pulmonary CT Angiography	395
Chest CT Findings in 2019 Novel Coronavirus (2019-nCoV) Infections from Wuhan, China: Key Points for the Radiologist	395
Chest CT Features of COVID-19 in Rome, Italy	391
Use of Chest CT in Combination with Negative RT-PCR Assay for the 2019 Novel Coronavirus but High Clinical Suspicion	362

Diagnostic Performance of CT and Reverse Transcriptase Polymerase Chain Reaction for Coronavirus Disease 2019: A Meta-Analysis	362
Well-aerated Lung on Admitting Chest CT to Predict Adverse Outcome in COVID-19 Pneumonia	319
ChatGPT and Other Large Language Models Are Double-edged Swords	310
Pulmonary Embolism and Deep Vein Thrombosis in COVID-19: A Systematic Review and Meta-Analysis	301
Brain MRI Findings in Severe COVID-19: A Retrospective Observational Study	300
Artificial Intelligence Augmentation of Radiologist Performance in Distinguishing COVID-19 from Pneumonia of Other Origin at Chest CT	270
ChatGPT and the Future of Medical Writing	263
The Biological Meaning of Radiomic Features	236
Diagnosis, Prevention, and Treatment of Thromboembolic Complications in COVID-19: Report of the National Institute for Public Health of the Netherlands	225
Clinical and Chest Radiography Features Determine Patient Outcomes in Young and Middle-aged Adults with COVID-19	222
Abdominal Imaging Findings in COVID-19: Preliminary Observations	220
Brain MRI Findings in Patients in the Intensive Care Unit with COVID-19 Infection	217
High-Voltage Electrical Pulses in Oncology: Irreversible Electroporation, Electrochemotherapy, Gene Electrotransfer, Electrofusion, and Electroimmunotherapy	209
Radiology Department Preparedness for COVID-19: Radiology Scientific Expert Review Panel	204
Variability of the Positive Predictive Value of PI-RADS for Prostate MRI across 26 Centers: Experience of the Society of Abdominal Radiology Prostate Cancer Disea	203
Update to the Society of Radiologists in Ultrasound Liver Elastography Consensus Statement	202
Can Lung US Help Critical Care Clinicians in the Early Diagnosis of Novel Coronavirus (COVID-19) Pneumonia?	202
COVID-19–associated Diffuse Leukoencephalopathy and Microhemorrhages	201
Increased Incidence of Barotrauma in Patients with COVID-19 on Invasive Mechanical Ventilation	193
First Clinical Photon-counting Detector CT System: Technical Evaluation	190
CT Manifestations of Two Cases of 2019 Novel Coronavirus (2019-nCoV) Pneumonia	171
Comparison of ⁶⁸Ga-FAPI and ¹⁸F-FDG Uptake in Gastric, Duodenal, and Colorectal Cancers	168
Exacerbation of Physical Intimate Partner Violence during COVID-19 Pandemic	167
Cardiac MRI in Children with Multisystem Inflammatory Syndrome Associated with COVID-19	166
Acute Pulmonary Embolism and COVID-19	162
Evolution of CT Manifestations in a Patient Recovered from 2019 Novel Coronavirus (2019-nCoV) Pneumonia in Wuhan, China	157
Axillary Nodal Evaluation in Breast Cancer: State of the Art	150
COVID-19 on Chest Radiographs: A Multireader Evaluation of an Artificial Intelligence System	149
Patient Exposure from Radiologic and Nuclear Medicine Procedures in the United States: Procedure Volume and Effective Dose for the Period 2006–2016	145
Deep Learning for Automatic Calcium Scoring in CT: Validation Using Multiple Cardiac CT and Chest CT Protocols	139
ChatGPT Is Shaping the Future of Medical Writing But Still Requires Human Judgment	132
Contrast-enhanced Mammography: State of the Art	131
Patients with RT-PCR-confirmed COVID-19 and Normal Chest CT	129
The Economic Impact of the COVID-19 Pandemic on Radiology Practices	124
Coronary CT Angiography with Photon-counting CT: First-In-Human Results	122
Imaging of Neurologic Disease in Hospitalized Patients with COVID-19: An Italian Multicenter Retrospective Observational Study	122
The Role of Multiparametric US of the Liver for the Evaluation of Nonalcoholic Steatohepatitis	120
Retrospective Observational Study of Brain MRI Findings in Patients with Acute SARS-CoV-2 Infection and Neurologic Manifestations	120
The Impact of COVID-19 on Radiology Trainees	115
Use of Chest Imaging in the Diagnosis and Management of COVID-19: A WHO Rapid Advice Guide	113
Lymphadenopathy in COVID-19 Vaccine Recipients: Diagnostic Dilemma in Oncologic Patients	113
Relationship of Tumor Radiation–absorbed Dose to Survival and Response in Hepatocellular Carcinoma Treated with Transarterial Radioembolization with ⁹⁰	113
CT of Post-Acute Lung Complications of COVID-19	109
Use of Intravenous Gadolinium-based Contrast Media in Patients with Kidney Disease: Consensus Statements from the American College of Radiology and the National Kidney Foundation	109
Multidisciplinary Recommendations Regarding Post-Vaccine Adenopathy and Radiologic Imaging: Radiology Scientific Expert Panel	109
Performance of ChatGPT on a Radiology Board-style Examination: Insights into Current Strengths and Limitations	105
DeepCOVID-XR: An Artificial Intelligence Algorithm to Detect COVID-19 on Chest Radiographs Trained and Tested on a Large U.S. Clinical Data Set	104
Prediction of Total Knee Replacement and Diagnosis of Osteoarthritis by Using Deep Learning on Knee Radiographs: Data from the Osteoarthritis Initiative	103
Policies and Guidelines for COVID-19 Preparedness: Experiences from the University of Washington	102
Automated Assessment of COVID-19 Reporting and Data System and Chest CT Severity Scores in Patients Suspected of Having COVID-19 Using Artificial Intelligence	98

Ethics of Using and Sharing Clinical Imaging Data for Artificial Intelligence: A Proposed Framework	97
Review of the Chest CT Differential Diagnosis of Ground-Glass Opacities in the COVID Era	97
COVID-19 Imaging: What We Know Now and What Remains Unknown	95
State of the Art: Imaging of Osteoarthritis—Revisited 2020	94
Expanding Applications of Pulmonary MRI in the Clinical Evaluation of Lung Disorders: Fleischner Society Position Paper	94
The Energy Consumption of Radiology: Energy- and Cost-saving Opportunities for CT and MRI Operation	93
Diagnosis of Coronavirus Disease 2019 Pneumonia by Using Chest Radiography: Value of Artificial Intelligence	92
Continuous Learning AI in Radiology: Implementation Principles and Early Applications	91
Susceptibility-weighted Imaging: Technical Essentials and Clinical Neurologic Applications	91
Post-Acute Sequelae of COVID-19 Pneumonia: Six-month Chest CT Follow-up	90
Hyperpolarized ¹²⁹Xe MRI Abnormalities in Dyspneic Patients 3 Months after COVID-19 Pneumonia: Preliminary Results	86
Appropriateness of Breast Cancer Prevention and Screening Recommendations Provided by ChatGPT	86
Spectrum of Imaging Findings at Chest Radiography, US, CT, and MRI in Multisystem Inflammatory Syndrome in Children Associated with COVID-19	86