OOIR: Observatory of International Research

Papers

(The H4-Index of Heart is 31. 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
Electrocardiogram abnormalities and cardiovascular risk prediction in older Chinese: the Guangzhou Biobank Cohort Study	255
A narrative review of heart failure with preserved ejection fraction in breast cancer survivors	126
Clinical implementation of an AI-enabled ECG for hypertrophic cardiomyopathy detection	96
Sleep-disordered breathing and cardiovascular disease: who and why to test and how to intervene?	67
Clinical impact of cardiac magnetic resonance imaging in myocardial infarction with non-obstructive coronary arteries: a prospective multicentre cohort study	60
Photon-counting CT: seeing the heart in a whole new light	53
A 64-year-old woman with right atrial mass	53
Imaging of intracoronary thrombus	50
Strain and mitral regurgitation: is atrial functional mitral regurgitation a ventricular disease?	49
Ventricular hypertrophy in a young weightlifter	47
Advancing clinical management of left ventricular thrombosis: prevention, detection and treatment modalities in the modern era	43
Fixed dose combination therapies in primary cardiovascular disease prevention in different groups: an individual participant meta-analysis	43
Right atrial function, a mostly ignored but very valuable parameter in patients with secondary tricuspid regurgitation	42
Relationship between left ventricular shape and cardiovascular risk factors: comparison between the Multi-Ethnic Study of Atherosclerosis and UK Biobank	42
Representativeness of surgical controls in aortic valve replacement trials: comparison with routine surgical cohorts	40
Effect of ketone supplementation, a low-carbohydrate diet and a ketogenic diet on heart failure measures and outcomes: a systematic review and meta-analysis	40
Heartbeat: long-term outcomes in patients with symptomatic coronary artery spasm	40
Circulating soluble LOX-1 and patient prognosis after an acute coronary syndrome	39
Cost-effectiveness of digoxin versus beta blockers in permanent atrial fibrillation: the Rate Control Therapy Evaluation in Permanent Atrial Fibrillation (RATE-AF) randomised trial	39
Pulmonary haemodynamics and right heart function during exercise at high versus low altitude in patients with pulmonary vascular disease: a randomised crossover trial	39
Bacteraemia and infective endocarditis after transcatheter aortic valve replacement: prevention is the key	38
Relationship between orthostatic blood pressure changes and intensive blood pressure management in patients with hypertension	36
Review of the National Institute for Health and Care Excellence guidelines on the management of atrial and ventricular arrhythmias	35
Infective endocarditis in transcatheter and surgical aortic valve prostheses	33
Heartbeat: cardiac rehabilitation in the home, not the healthcare centre	33

Calcium, vitamin D and aortic valve calcification: to the bone or to the heart?	32
Outcomes and regional differences in practice in a worldwide coronary stent registry	32
Subphenogroups of acute heart failure with preserved ejection fraction: comprehensive proteomics and pathway analysis	32
Pulmonary hypertension in significant aortic valve disease: a dive into real-world data	32
Young adult presenting with coronary arteritis	31
Young man with chest pain and an abnormal echocardiogram	31