OOIR: Observatory of International Research

Papers

(The H4-Index of International Journal of Cardiology is 35. 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 2021-11-01 to 2025-11-01.)

Article	Citations
Admission and discharge sodium: Chloride ratio in acute heart failure – The importance of electrolytes	121
Three-dimensional echocardiography reveals early mitral valve alterations in hypertrophic cardiomyopathy genetic mutation carriers	82
Sex differences outcomes in conduction system pacing for patients with typical left bundle branch block	68
Drug-induced increase in dispersion of ventricular repolarization in patients with heart failure with preserved ejection fraction	67
The axillary vein puncture for implantable cardiac defibrillator implantation: 14 years of experience. Analysis of the results	63
Patterns of atrial fibrillation, relevant cardiac structural and functional changes predict functional and cognitive outcomes in patients with ischemic stroke and atrial fibrillation	59
Signature of standard modifiable CV factors as unrecognizable risk factor of in-hospital mortality in patients with acute myocardial infarction	56
Sudden death of an athlete with concealed arrhythmogenic cardiomyopathy	55
Mitral valve reoperation: Refining risk stratification for better outcomes	55
Contemporary outcomes of surgical aortic valve replacement in patients referred for a transcatheter approach	54
The association of bisphosphonates, calcium levels and PTH levels with bioprosthetic aortic valve degeneration	49
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	49
High low-density lipoprotein cholesterol levels in people with HIV by individual cardiovascular risk: A retrospective observational study	46
Impact of veno-venous collaterals on outcome after the total cavopulmonary connection	45
Prognostic value of exercise tolerance and exercise-induced diastolic dysfunction in elderly patients referred for exercise stress echocardiography	45
Left ventricular diastolic dysfunction in patients with heart failure with mildly reduced ejection fraction	44
Saving time saves lives! A time focused evaluation of a single-view echocardiographic screening protocol for subclinical rheumatic heart disease	43
Non-hyperemic, non pressure wire, coronary physiology. A further step towards the generalization of physiology in the cath-lab?	43
Annular size and interaction with trans-catheter aortic valves for treatment of severe bicuspid aortic valve stenosis: Insights from the BEAT registry	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].	43
Perspectives in noninvasive imaging for chronic coronary syndromes	42
Anticoagulation control in Malaysia: Reports of time in therapeutic range, bleeding, and thromboembolic complications	41
Metabolic disorders as growing risk factors and comorbidities in heart failure	40
The total thrombus-formation analysis system in infective endocarditis patients undergoing valve replacement: Does it have predictive value?	40
Levosimendan versus dobutamine in acute heart failure: Insight into short and long term mortality	40

Female, the dominant gender– a study of the Serdang Pulmonary Hypertension Registry	39
Frailty in acute coronary syndromes. A systematic review and narrative synthesis of frailty assessment tools and interventions from randomised controlled trials	39
Elevated lipoprotein (a) another significant predictor of first-onset myocardial infarction among Malaysian adults	38
Indications, implications and safety of cardiovascular magnetic resonance (CMR) imaging in Malaysian population from the Multicentre Malaysian CMR Registry	38
Potential mechanisms uncovered for the cardioprotective effects of high-intensity interval training	38
Circulating progenitor cells and outcomes in patients with coronary artery disease	38
P 013: Purulent pericardial effusion: A rare and silent life-threatening disease	37
Corrigendum to “Molecular genetic testing in athletes: Why and when a position statement from the Italian Society of Sports Cardiology” [International Journal of Cardiology Volume 364, 1 October 2022,	36
Comparative efficacy of vericiguat to sacubitril/valsartan for patients with heart failure reduced ejection fraction: Systematic review and network meta-analysis	36
Association between QRS shortening and mortality after cardiac resynchronization therapy: Results from the DANISH study	36
Heart failure management guided by remote multiparameter monitoring: A meta-analysis	35
Myocardial infarction with no obstructive coronary artery (MINOCA): Prevalence, demographic pattern and 1-month outcome from Serdang PPCI STEMI Registry over 7 years	35
Spontaneous coronary artery dissection: A look back to build momentum	35