OOIR: Observatory of International Research

Papers

(The H4-Index of Heart is 32. 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
Electrocardiogram abnormalities and cardiovascular risk prediction in older Chinese: the Guangzhou Biobank Cohort Study	273
Diuretic-resistant pretricuspid shunt: what is the missing link?	131
Syncope in an elderly man with hypertrophic obstructive cardiomyopathy	101
Young man with chest pain and an abnormal echocardiogram	70
Pulmonary hypertension in significant aortic valve disease: a dive into real-world data	63
Outcomes and regional differences in practice in a worldwide coronary stent registry	60
Relationship between orthostatic blood pressure changes and intensive blood pressure management in patients with hypertension	54
Review of the National Institute for Health and Care Excellence guidelines on the management of atrial and ventricular arrhythmias	53
Ventricular hypertrophy in a young weightlifter	52
Imaging of intracoronary thrombus	51
Strain and mitral regurgitation: is atrial functional mitral regurgitation a ventricular disease?	46
Clinical impact of cardiac magnetic resonance imaging in myocardial infarction with non-obstructive coronary arteries: a prospective multicentre cohort study	45
A 64-year-old woman with right atrial mass	44
Fixed dose combination therapies in primary cardiovascular disease prevention in different groups: an individual participant meta-analysis	44
Representativeness of surgical controls in aortic valve replacement trials: comparison with routine surgical cohorts	43
Relationship between left ventricular shape and cardiovascular risk factors: comparison between the Multi-Ethnic Study of Atherosclerosis and UK Biobank	43
Heartbeat: long-term outcomes in patients with symptomatic coronary artery spasm	41
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
Circulating soluble LOX-1 and patient prognosis after an acute coronary syndrome	39
Infective endocarditis in transcatheter and surgical aortic valve prostheses	39
Heartbeat: cardiac rehabilitation in the home, not the healthcare centre	39
Calcium, vitamin D and aortic valve calcification: to the bone or to the heart?	38
Subphenogroups of acute heart failure with preserved ejection fraction: comprehensive proteomics and pathway analysis	36
Advancing clinical management of left ventricular thrombosis: prevention, detection and treatment modalities in the modern era	35
Cardiac implantable electronic device and infective endocarditis: two conditions and at least three diagnostic systems	35

Sleep-disordered breathing and cardiovascular disease: who and why to test and how to intervene?	35
Renal denervation for hypertension management in the UK: a Delphi expert consensus	35
Bacteraemia and infective endocarditis after transcatheter aortic valve replacement: prevention is the key	34
Photon-counting CT: seeing the heart in a whole new light	34
Inferior ST-segment elevation during transcatheter aortic valve implantation	34
Young adult presenting with coronary arteritis	33
Right atrial function, a mostly ignored but very valuable parameter in patients with secondary tricuspid regurgitation	32
Rationale and design of the United Kingdom Heart Failure with Preserved Ejection Fraction Registry	32
Pulmonary haemodynamics and right heart function during exercise at high versus low altitude in patients with pulmonary vascular disease: a randomised crossover trial	32