OOIR: Observatory of International Research

Papers

(The H4-Index of International Journal of Cardiology is 34. 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 2022-01-01 to 2026-01-01.)

Article	Citations
Admission and discharge sodium: Chloride ratio in acute heart failure – The importance of electrolytes	129
Three-dimensional echocardiography reveals early mitral valve alterations in hypertrophic cardiomyopathy genetic mutation carriers	85
Sex differences outcomes in conduction system pacing for patients with typical left bundle branch block	73
Drug-induced increase in dispersion of ventricular repolarization in patients with heart failure with preserved ejection fraction	70
The axillary vein puncture for implantable cardiac defibrillator implantation: 14 years of experience. Analysis of the results	61
Patterns of atrial fibrillation, relevant cardiac structural and functional changes predict functional and cognitive outcomes in patients with ischemic stroke and atrial fibrillation	59
Mitral valve reoperation: Refining risk stratification for better outcomes	58
Signature of standard modifiable CV factors as unrecognizable risk factor of in-hospital mortality in patients with acute myocardial infarction	58
Sudden death of an athlete with concealed arrhythmogenic cardiomyopathy	57
Contemporary outcomes of surgical aortic valve replacement in patients referred for a transcatheter approach	56
Using machine learning to guide imaging in hypertrophic cardiomyopathy - from lessening the burden of our day-to-day clinical decisions to more cost-effective resource utilization	55
The association of bisphosphonates, calcium levels and PTH levels with bioprosthetic aortic valve degeneration	50
Impact of veno-venous collaterals on outcome after the total cavopulmonary connection	47
Prognostic value of exercise tolerance and exercise-induced diastolic dysfunction in elderly patients referred for exercise stress echocardiography	47
Letter to the editor: Duration of atrial fibrillation and cardiac biomarkers are associated with cardiovascular outcomes in early permanent atrial fibrillation: Data from the RACE II study	46
Left ventricular diastolic dysfunction in patients with heart failure with mildly reduced ejection fraction	46
Response to the letter to the editor regarding “Changes in syndecan-1 concentration in the coronary sinus immediately after cardiac reperfusion reflect postoperative myocardial injury”	45
Reply to “Tertiary-centric data and AMI-CS care: Does it reflect real-world adherence?”	44
Downstream cangrelor versus upstream ticagrelor in patients with ST-segment elevation myocardial infarction: A propensity score-matched analysis	43
Letter to “Trajectory, correlates, and outcomes of pulmonary congestion by lung ultrasound in patients hospitalized for acute pulmonary edema”	43
Fibroblast growth factor 5 as a target for atrial fibrillation treatment: Evidence from mendelian randomization	43
Corrigendum to “Syncope in hypertrophic cardiomyopathy (part I): An updated systematic review and meta-analysis” [International Journal of Cardiology Volume 357, 15 June 2022, Pages 88–94].	41
Non-hyperemic, non pressure wire, coronary physiology. A further step towards the generalization of physiology in the cath-lab?	40
Perspectives in noninvasive imaging for chronic coronary syndromes	40
Levosimendan versus dobutamine in acute heart failure: Insight into short and long term mortality	39

Anticoagulation control in Malaysia: Reports of time in therapeutic range, bleeding, and thromboembolic complications	39
The total thrombus-formation analysis system in infective endocarditis patients undergoing valve replacement: Does it have predictive value?	38
Frailty in acute coronary syndromes. A systematic review and narrative synthesis of frailty assessment tools and interventions from randomised controlled trials	37
Female, the dominant gender– a study of the Serdang Pulmonary Hypertension Registry	37
Elevated lipoprotein (a) another significant predictor of first-onset myocardial infarction among Malaysian adults	36
Potential mechanisms uncovered for the cardioprotective effects of high-intensity interval training	36
Circulating progenitor cells and outcomes in patients with coronary artery disease	36
Indications, implications and safety of cardiovascular magnetic resonance (CMR) imaging in Malaysian population from the Multicentre Malaysian CMR Registry	35
P 013: Purulent pericardial effusion: A rare and silent life-threatening disease	34