OOIR: Observatory of International Research

Papers

(The H4-Index of Circulation-Heart Failure is 33. 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 2021-09-01 to 2025-09-01.)

Article	Citations
Cognitive and Procedural Competencies in the Cardiac Intensive Care Unit	198
National Organ Procurement and Transplant Network Heart Allocation Policy: 6 Years Later	128
Proposed Cardiac End Points for Clinical Trials in Immunoglobulin Light Chain Amyloidosis: Report From the Amyloidosis Forum Cardiac Working Group	97
Identifying Discordance of Right- and Left-Ventricular Filling Pressures in Patients With Heart Failure by the Clinical Examination	92
Association of Pulmonary Artery Pulsatility Index With Adverse Cardiovascular Events Across a Hospital-Based Sample	90
Letter by Qiu and Du Regarding Article, “Sodium Restriction in Patients With Heart Failure: A Systematic Review and Meta-Analysis of Randomized Clinical Trials”	88
Characteristics of United States Counties in Which Heart Failure Clinical Trials of Pharmacotherapy Were Conducted	76
GDMT Optimization, But Make It Patient-Centered: Understanding Patient Needs During Heart Failure Medication Discussions	72
Epicardial Fat Paradox and Differential Effects of GLP-1 Receptor Agonists Across Heart Failure Phenotypes	64
Infarct Size Reduction With Cyclosporine A in Circulatory Death Rat Hearts: Reducing Effective Ischemia Time With Therapy During Reperfusion	63
Prognostic Value of Elevated Levels of Plasma N-Acetylneuraminic Acid in Patients With Heart Failure	62
Impact of Multimorbidity on Mortality in Heart Failure With Mildly Reduced and Preserved Ejection Fraction	60
Sex-Specific Clinical Outcomes of the PACT-HF Randomized Trial	58
Impact of Tafamidis and Optimal Background Treatment on Physical Performance in Patients With Transthyretin Amyloid Cardiomyopathy	51
Longitudinal Trends in Donor and Recipient Risk Profile, and Clinical Outcomes, for Donation After Circulatory Death Heart Transplantation	51
Comparing New York Heart Association Class and Patient-Reported Outcomes Among Patients Hospitalized for Heart Failure	48
Mavacamten: Real-World Experience From 22 Months of the Risk Evaluation and Mitigation Strategy (REMS) Program	46
High-Dose vs. Standard-Dose Influenza Vaccine in Heart Failure: A Prespecified Analysis of the DANFLU-2 Trial	45
Equity in Heart Failure Care: A Get With the Guidelines Analysis of Between- and Within-Hospital Differences in Care by Sex, Race, Ethnicity, and Insurance	44
Early Outcomes in Patients With LVAD Undergoing Heart Transplant via Use of the SherpaPak Cardiac Transport System	43
Long-Term Survival With Tafamidis in Patients With Transthyretin Amyloid Cardiomyopathy	42
Failing to Make the Grade: Conventional Cardiac Allograft Rejection Grading Criteria Are Inadequate for Predicting Rejection Severity	41
Pseudo-Severe Mitral Stenosis From Obesity-Related HFpEF and Atrial Myopathy	41
Myocardial Inflammation in Cardiac Transthyretin Amyloidosis: Prevalence and Potential Prognostic Implications	40
Plasma Proteomics of the Fontan Circulation Reveal Signatures of Oxidative Stress and Cell Death	39

Factors Associated With Racial and Ethnic Diversity Among Heart Failure Trial Participants: A Systematic Bibliometric Review	38
Prolonged Extreme Asymptomatic Hypertroponinemia as a Milestone in Diagnosis of Familial Arrhythmogenic Right Ventricular Cardiomyopathy	37
Long-Term Functional Outcomes in the First 12 Months After VA-ECMO in Adult Patients: A Prospective, Multicenter Study	37
Rethinking the Nomenclature of Heart Failure Cardiogenic Shock: Do We Need to Start De Novo?	36
Increased Chamber Resting Tone Is a Key Determinant of Left Ventricular Diastolic Dysfunction	36
Psychometric Evaluation of the Kansas City Cardiomyopathy Questionnaire in Men and Women With Heart Failure	34
Diastolic Perfusion Pressure Predicts Response to Inotropes and Vasopressors and Benefit From Mechanical Circulatory Support in Cardiogenic Shock	34
Predicting 1-Year Mortality in Outpatients With Heart Failure With Reduced Left Ventricular Ejection Fraction: Do Empiric Models Outperform Physician Intuitive Estimates? A Multicenter Cohort Study	34