OOIR: Observatory of International Research

Papers

(The median citation count of Clinical Physiology and Functional Imaging is 1. 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 2020-06-01 to 2024-06-01.)

Article	Citations
Validation of InBody 770 bioelectrical impedance analysis compared to a four‐compartment model criterion in young adults	22
Artificial intelligence‐based detection of lymph node metastases by PET/CT predicts prostate cancer‐specific survival	20
FDG PET/CT of the non‐malignant liver in an increasingly obese world population	17
Echocardiographic findings in patients with cardiac implantable electronic devices—analysis of factors predisposing to lead‐associated changes	14
Increased arterial stiffness in males with abdominal aortic aneurysm	13
Assessing the differences in muscle stiffness measured with shear wave elastography and myotonometer during the menstrual cycle in young women	13
Chest computed tomography is a valid measure of body composition in individuals with advanced lung disease	12
Handgrip exercise induces sex‐specific mean arterial pressure and oxygenation responses but similar performance fatigability	12
Do exercise‐induced increases in muscle size contribute to strength in resistance‐trained individuals?	12
Test–retest reliability and validity of body composition methods in adults	11
Real‐time detection of cerebrospinal fluid with bioimpedance needle in paediatric lumbar puncture	11
Non‐invasive quantification of pressure‐volume loops from cardiovascular magnetic resonance at rest and during dobutamine stress	11
Postactivation performance enhancement: Does conditioning one arm augment performance in the other?	11
The ratio FEV₁/FVC and its association to respiratory symptoms—A Swedish general population study	10
The association of muscle size, strength and exercise capacity with all‐cause mortality in non‐dialysis‐dependent CKD patients	9
Site‐specific skeletal muscle echo intensity and thickness differences in subcutaneous adipose tissue matched older and younger adults	9
Age‐related carotid extra‐media thickening is associated with increased blood pressure and arterial stiffness	9
Physical fitness tests as an indicator of potential athletes in a large sample of youth	8
Within‐session reproducibility of forced oscillometry	8
The identification of biophysical parameters which reflect skin status following mechanical and chemical insults	8
Comparison of the multi‐phasic longitudinal displacement of the left and right common carotid artery in healthy humans	8
Combining ECG and echocardiography to identify transthyretin cardiac amyloidosis in heart failure	7
Test–retest reliability of skeletal muscle oxygenation measurement using near‐infrared spectroscopy during exercise in patients with sport‐related iliac artery flow limitation	7
The relationship between carotid and coronary calcification in patients with coronary artery disease	7
Ventilatory inefficiency during graded exercise in COPD: A pragmatic approach	7

Predictors of right ventricular function improvement with sacubitril/valsartan in a real‐life population of patients with chronic heart failure	7
Machine learning for predictive data analytics in medicine: A review illustrated by cardiovascular and nuclear medicine examples	7
A physiological perspective of the associations between hydration status and CTP neuroimaging parameters in hyper‐acute ischaemic stroke patients	6
Determinants of active energy expenditure in haemodialysis patients	6
Echocardiographic assessment of chamber size and ventricular function during the first year after heart transplantation	6
PET/CT imaging of spinal inflammation and microcalcification in patients with low back pain: A pilot study on the quantification by artificial intelligence‐based segmentation	6
Mechanisms of cerebral vasospasm and cerebral ischaemia in subarachnoid haemorrhage	6
Dependency of flow‐mediated vasodilatation from basal nitric oxide activity	5
A critical analysis of the purported role of hypoxaemia in the comorbidity of obstructive sleep apnoea and epilepsy	5
The impact of isometric handgrip exercise and training on health‐related factors: A review	5
Relationship between heart rate variability and performance in eccentric training with blood flow restriction	5
Effects of surgical masks on the responses to constant work‐rate cycling performed at different intensity domains	5
[¹⁸F]PSMA‐1007 renal uptake parameters: Reproducibility and relationship to estimated glomerular filtration rate	5
Left atrial stiffness predicts cardiac events in patients with heart failure and reduced ejection fraction: The impact of diabetes	5
The acute muscular response to passive movement and blood flow restriction	4
Atrioventricular plane displacement versus mitral and tricuspid annular plane systolic excursion: A comparison between cardiac magnetic resonance and M‐mode echocardiography	4
Effects of local forearm skin heating on skin properties	4
Effect of pneumoperitoneum and Trendelenburg position on internal carotid artery blood flow measured by ultrasound during robotic prostatectomy	4
Role of the mechanosensitive piezo1 channel in intervertebral disc degeneration	4
Restrictive spirometry versus restrictive lung function using the GLI reference values	4
Prognostic value of left atrial volume index in acute coronary syndrome: A systematic review and meta‐analysis	4
There are no differences in brachial artery endothelial shear stress and blood flow patterns between males and females during exercise	4
Effects of isometric handgrip exercise with or without blood flow restriction on interference control and feelings	4
Cardiac perfusion by positron emission tomography	4
Chronic mesenteric ischaemia: the importance of the individual mesenteric artery	4
Reliability of ultra‐short indices for autonomic dysfunction in dyslipidemia	4
Sex differences in the association between PTSD symptoms with cardiac autonomic function and subclinical atherosclerotic risk	4
Acute changes in muscle thickness, edema, and blood flow are not different between low‐load blood flow restriction and non‐blood flow restriction	4
Relationship between trapezius muscle hardness and transverse cervical artery flow in association with neck and upper‐back stiffness	4
Typical angina during exercise stress testing improves the prediction of future acute coronary syndrome	4
Cardiorespiratory responses to high‐intensity skeletal muscle metaboreflex activation in chronic obstructive pulmonary disease	4
Correcting for subcutaneous fat: Does it improve the correlation between vastus lateralis echo intensity and physical performance in older women?	3
Predictive model specific to young adults for estimating thoracic gas volume for air‐displacement plethysmography	3
Multiparametric magnetic resonance imaging: A robust tool to test pathogenesis and pathophysiology behind nephropathy in humans	3
Cut‐off values to evaluate exercise‐induced asthma in eucapnic voluntary hyperventilation test for children	3
T1 mapping and reduced field‐of‐view DWI at 3.0 T MRI for differentiation of thyroid papillary carcinoma from nodular goiter	3
Detection of lymph node metastases in patients with prostate cancer: Comparing conventional and digital [¹⁸F]‐fluorocholine PET‐CT using histopathology as a reference	3
Physiological significance of pre‐ and post‐ejection left ventricular tissue velocities and relations to mitral and aortic valve closures	3
Sonographic detection of physiological lower leg oedema in the late afternoon in healthy young women	3
Examination of Changes in Echo Intensity Following Resistance Exercise among Various Regions of Interest	3
Carotid artery longitudinal wall motion alterations associated with metabolic syndrome and insulin resistance	3
Cardiac remodelling in association with left ventricular dyssynchrony and systolic dysfunction in patients with coronary artery disease	3
Three‐dimensional echocardiography to identify right ventricular dilatation in patients with corrected Fallot anomaly or pulmonary stenosis	3
Neuro‐SPECT: On the development and function of brain emission tomography in the Copenhagen area	3
Myocardial perfusion by CMR coronary sinus flow shows sex differences and lowered perfusion at stress in patients with suspected microvascular angina	3
Gait alterations in patient with intermittent claudication: Effect of unilateral vs bilateral ischemia	2
Longitudinal myocardial function is more compromised in cardiac syndrome X compared to insignificant CAD: Role of stress echocardiography and calcium scoring	2
⁸²Rb tissue kinetics in humans	2
Acute muscular and cardiovascular responses to high load training with pre‐exercise blood flow restriction	2
Impulse oscillometry and spirometry measurements relative to personal best values at the time of acute exacerbations of cystic fibrosis in adults	2

Evaluation of muscle thickness of the vastus lateralis by ultrasound imaging following blood flow restricted resistance exercise	2
A larger low‐flow‐mediated constrictor response is associated with augmented flow‐mediated dilation in the popliteal artery	2
Left atrial contraction strain during a Valsalva manoeuvre: A study in healthy humans	2
Effect of low‐intensity exercise with blood flow restriction during rest intervals on muscle function and perception	2
Reliability of the heart rate variability threshold during treadmill exercise	2
Males with abdominal aortic aneurysm have reduced left ventricular systolic and diastolic function	2
Comparability of childhood blood pressure measurements with two different devices	2
Technetium‐99m‐MAG3 and technetium‐99m‐DTPA: Renal clearance measured by the constant infusion technique – Old news?	2
Assessment of the predictive value of carotid color Doppler ultrasound Crouse score combined with high‐sensitivity C‐reactive protein in elderly diabetics with cerebral infarction	2
Myocardial CT perfusion compared with transthoracic Doppler echocardiography in evaluation of the coronary microvascular function: An iPOWER substudy	2
Haemodynamic left‐ventricular changes during dobutamine stress in patients with atrial septal defect assessed with magnetic resonance imaging‐based pressure–volume loops	2
Autonomic nervous system activity in primary Raynaud's phenomenon: Heart rate variability, plasma catecholamines and [¹²³I]MIBG heart scintigraphy	2
Quantifying leg muscle deoxygenation during incremental cycling in hypoxemic patients with fibrotic interstitial lung disease	2
Common carotid segmentation in ¹⁸F‐sodium fluoride PET/CT scans: Head‐to‐head comparison of artificial intelligence‐based and manual method	2
The effect of adjuvant radiotherapy on skin biophysical properties in patients with breast cancer at risk for breast lymphedema: A prospective study	2
Diameter‐based measurements of the degree of carotid artery stenosis using ultrasonography	2
Comparative study of microvascular function: Forearm blood flow versus dynamic retinal vessel analysis	2
An examination of changes in muscle thickness, isometric strength and body water throughout the menstrual cycle	2
Diastolic function in young patients with cryptogenic stroke: A case–control pilot study	2
Features of circumference sizes in women of different constitutional groups	2
A transformational change in scintigraphic gastroesophageal reflux studies: A comparison with historic techniques	2
Lung function monitoring in the era of respiratory pandemics	2
Is musculoskeletal pain associated with increased muscle stiffness? Evidence map and critical appraisal of muscle measurements using shear wave elastography	1
Lower body positive pressure affects systemic but not cerebral haemodynamics during incremental hyperthermia	1
Impact of regular cold exposure on electrical skin resistance in patients with joint degenerative diseases	1
Frequency of superscan on bone scintigraphy: A systematic review	1
Cardiovascular autonomic regulation in fighter pilots: Lessons from active standing tests	1
Lactate and ammonia measurements during cardiopulmonary exercise testing and its recovery phase—Consideration of age and sex in its interpretation	1
An evaluation of data processing when using the ActiGraph GT3X accelerometer in non‐ambulant children and adolescents with cerebral palsy	1
Automated classification of PET‐CT lesions in lung cancer: An independent validation study	1
	1
Acute hemodynamic responses from low‐load resistance exercise with blood flow restriction in young and older individuals: A systematic review and meta‐analysis of cross‐over trials	1
Treatment side affects exercising microvascular oxygenation response in active breast cancer survivors: A pilot study	1
The impact of postexercise blood flow restriction on local muscle endurance of a remote limb	1
Temporal changes of the diameter of the coronary sinus during the cardiac cycle	1
Tilt table testing, methodology and practical insights for the clinic	1
Post‐reflux swallow‐induced peristaltic wave is impaired in laryngopharyngeal and gastro‐oesophageal reflux disease	1
Effect of cryothermic and radiofrequency Cox‐Maze IV ablation on atrial size and function assessed by 2D and 3D echocardiography, a randomized trial. To freeze or to burn	1
Chest three‐dimensional‐computed tomography imaging data analysis for the variation of exercise capacity after lung lobectomy	1
Association of low mechano‐energetic efficiency and prognosis in liver cirrhosis	1
Heart rate variability and haemodynamic function in individuals with hypertrophic cardiomyopathy	1
Serum, interstitial and sweat ATP in humans exposed to heat stress: Insights into roles of ATP in the heat loss responses	1
	1
Effect of congenital or acquired renal mass reduction on arterial stiffness	1
Regional motion of the AV‐plane is related to the cardiac anatomy and deformation of the AV‐plane. Data from the HUNT study	1
Increasing circulating levels of Tenascin C in response to the Wingate anaerobic test	1
A retrospective head‐to‐head comparison of the Lugano classification and PERCIST for FDG‐PET/CT response assessment in diffuse large B‐cell lymphoma	1
Differences in strength, leg lean mass, and lifestyle factors between premenopausal and perimenopausal women	1
Transcutaneous PCO₂‐based dead space ventilation at submaximal exercise accurately discriminates healthy controls from patients with chronic obstructive pulmonary disease	1
Skeletal muscle estimation: A review of techniques and their applications	1
Aerobic exercise with blood flow restriction: Energy expenditure, excess postexercise oxygen consumption, and respiratory exchange ratio	1
Cardiorespiratory fitness components in relation to clinical characteristics, disease state and medication intake: A patient registry study	1
Prognostic impact of ventilation‐perfusion defects and pulmonary diffusing capacity after single lung transplantation	1
Increased arterial stiffness and reduced left ventricular long‐axis function in patients recovered from peripartum cardiomyopathy	1
The utility of the oxygen pulse recovery as a marker of the cardiac output response to exercise in patients with chronic heart failure	1
Validation of a smart shirt for heart rate variability measurements at rest and during exercise	1
Biokinetics and dosimetry of ¹⁸F‐PSMA‐1007 in patients with prostate cancer	1
Perinatal changes of right ventricle‐pulmonary artery coupling and its value in predicting persistent pulmonary hypertension of the newborn	1
Safety and feasibility of cardiopulmonary exercise testing in head and neck cancer survivors	1
Acute increase in arterial stiffness after swimming in cooler water	1
Reproducibility of the pupillary light reflex over short intervals in psychiatric patients and community volunteers	1
Standardizing submaximal exercise intensities for use of supine push–pull exercise during cardiovascular magnetic resonance	1
Per‐rectal portal scintigraphy as an alternative measure of hepatic venous pressure gradient in chronic liver disease: A preliminary report	1
Heart transplantation ten‐year follow‐ups: Deformation differentiation comparison of myocardial performance in left ventricle and right ventricle	1
Influence of physical post‐exercise recovery techniques on vagally‐mediated heart rate variability: A systematic review and meta‐analysis	1
Is postexercise hypotension a method‐dependent phenomenon in chronic stroke? A crossover randomized controlled trial	1
	1
Improvement of the splanchnic blood flow and hepatic vein oxygenation following revascularization in patients with chronic mesenteric ischaemia	1