OOIR: Observatory of International Research

Papers

(The TQCC of EJNMMI Physics is 6. 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 2021-05-01 to 2025-05-01.)

Article	Citations
Optimizing reconstruction parameters for quantitative 124I-PET in the presence of therapeutic doses of 131I	90
Impacts of acquisition and reconstruction parameters on the absolute technetium quantification of the cadmium–zinc–telluride-based SPECT/CT system: a phantom study	47
Quantitative analysis of patient motion in walk-through PET scanner and standard axial field of view pet scanner using infrared-based tracking	43
Deep-learning-based attenuation map generation in kidney single photon emission computed tomography	35
Y-90 SIRT: evaluation of TCP variation across dosimetric models	26
Seracam: characterisation of a new small field of view hybrid gamma camera for nuclear medicine	26
Aortic valve imaging using 18F-sodium fluoride: impact of triple motion correction	23
Investigation of image-based lesion and kidney dosimetry protocols for 177Lu-PSMA-I&T therapy with and without a late SPECT/CT acquisition	23
Small lesion depiction and quantification accuracy of oncological 18F-FDG PET/CT with small voxel and Bayesian penalized likelihood reconstruction	22
A multicentre simulation study of planar whole-body bone scintigraphy in Sweden	22
Development of a dynamic myocardial perfusion phantom model for tracer kinetic measurements	22
Deep learning based bilateral filtering for edge-preserving denoising of respiratory-gated PET	19
Technical opportunities and challenges in developing total-body PET scanners for mice and rats	19
Motion correction and its impact on quantification in dynamic total-body 18F-fluorodeoxyglucose PET	19
Deep learning-based multi-frequency denoising for myocardial perfusion SPECT	18
Development of a bespoke phantom to optimize molecular PET imaging of pituitary tumors	18
Automatic reorientation to generate short-axis myocardial PET images	18
Innovative procedure for measuring left ventricular ejection fraction from 18F-FDG first-pass ultra-sensitive digital PET/CT images: evaluation with an anthropomorphic heart phantom	17
CT radiation dose reduction with tin filter for localisation/characterisation level image quality in PET-CT: a phantom study	17
Estimation of kidney doses from [177Lu]Lu-DOTA-TATE PRRT using single time point post-treatment SPECT/CT	17
Towards accurate partial volume correction in 99mTc oncology SPECT: perturbation for case-specific resolution estimation	17
Free-breathing 3D Stack of Stars GRE (StarVIBE) sequence for detecting pulmonary nodules in 18F-FDG PET/MRI	16
Performance evaluation of the 3D-ring cadmium–zinc–telluride (CZT) StarGuide system according to the NEMA NU 1-2018 standard	16
Correction to: Use of non-Gaussian time-of-flight kernels for image reconstruction of Monte Carlo simulated data of ultra-fast PET scanners	16
An international phantom study of inter-site variability in Technetium-99m image quantification: analyses from the TARGET radioembolization study	16

Precision dosimetry in yttrium-90 radioembolization through CT imaging of radiopaque microspheres in a rabbit liver model	16
Comparison of a 3D CZT and conventional SPECT/CT system for quantitative Lu-177 SPECT imaging	16
CT-free quantitative SPECT for automatic evaluation of %thyroid uptake based on deep-learning	15
Reproducibility of [18F]MK-6240 kinetics in brain studies with shortened dynamic PET protocol in healthy/cognitively normal subjects	15
Comparison of the dosimetry and cell survival effect of 177Lu and 161Tb somatostatin analog radiopharmaceuticals in cancer cell clusters and micrometastases	15
Investigation of PET image quality with acquisition time/bed and enhancement of lesion quantification accuracy through deep progressive learning	15
Comparison of the dosimetry of scandium-43 and scandium-44 patient organ doses in relation to commonly used gallium-68 for imaging neuroendocrine tumours	15
Position dependence of recovery coefficients in 177Lu-SPECT/CT reconstructions – phantom simulations and measurements	15
166Holmium–99mTechnetium dual-isotope imaging: scatter compensation and automatic healthy-liver segmentation for 166Holmium radioembolization dosimetry	14
Optimization of Q.Clear reconstruction for dynamic 18F PET imaging	14
External phantom-based validation of a deep-learning network trained for upscaling of digital low count PET data	14
Myocardial perfusion imaging SPECT left ventricle segmentation with graphs	14
Clinical application of a population-based input function (PBIF) for a shortened dynamic whole-body FDG-PET/CT protocol in patients with metastatic melanoma treated by immunotherapy	13
Performance evaluation of the IRIS XL-220 PET/CT system, a new camera dedicated to non-human primates	13
Optimising total knee replacement imaging: a novel 3D printed PET/CT anthropomorphic phantom for metal artefact simulation	13
Developing a novel positronium biomarker for cardiac myxoma imaging	13
A GATE simulation study for dosimetry in cancer cell and micrometastasis from the 225Ac decay chain	13
Validation of a data-driven motion-compensated PET brain image reconstruction algorithm in clinical patients using four radiotracers	13
High resolution detectors for whole-body PET scanners by using dual-ended readout	13
Detection of prostate cancer bone metastases with fast whole-body 99mTc-HMDP SPECT/CT using a general-purpose CZT system	12
Assessing the deep learning based image quality enhancements for the BGO based GE omni legend PET/CT	12
EANM dosimetry committee series on standard operational procedures: a unified methodology for 99mTc-MAA pre- and 90Y peri-therapy dosimetry in liver radioembolization with 90Y microspheres	11
Biodistribution and radiation dosimetry of 124I-mIBG in adult patients with neural crest tumours and extrapolation to paediatric models	11
Accuracy of holmium-166 SPECT/CT quantification over a large range of activities	10
177Lu-DOTA-0-Tyr3-octreotate infusion modeling for real-time detection and characterization of extravasation during PRRT	10
Quantitative accuracy of preclinical in ovo PET/MRI: influence of attenuation and quantification methods	10
Evaluations of the performances of PET and MRI in a simultaneous PET/MRI instrument for pre-clinical imaging	10
Phantom-based investigation of block sequential regularised expectation maximisation (BSREM) reconstruction for zirconium-89 PET-CT for varied count levels	10
A population-based method to determine the time-integrated activity in molecular radiotherapy	10
Hybrid kernelised expectation maximisation for Bremsstrahlung SPECT reconstruction in SIRT with 90Y micro-spheres	10
Feasibility study of a SiPM-fiber detector for non-invasive measurement of arterial input function for preclinical and clinical positron emission tomography	10
Development of quantitative PET/MR imaging for measurements of hepatic portal vein input function: a phantom study	10
Development and validation of a prognostic nomogram model in locally advanced NSCLC based on metabolic features of PET/CT and hematological inflammatory indicators	10
Do cell culturing influence the radiosensitizing effect of gold nanoparticles: a Monte Carlo study	9
Validation of $$^{99m}$$Tc and $$^{177}$$Lu quantification parameters for a Monte Carlo modelled gamma camera	9
A machine learning-based model for a dose point kernel calculation	9
Improving image reconstruction to quantify dynamic whole-body PET/CT: Q.Clear versus OSEM	8
From SPECT/CT towards absolute quantification? - the case of unilateral condylar hyperplasia of the mandible	8
EARL compliance measurements on the biograph vision Quadra PET/CT system with a long axial field of view	8
Principal component analysis of texture features derived from FDG PET images of melanoma lesions	8
Quantitative [99mTc]Tc-MDP SPECT/CT correlated with [18F]NaF PET/CT for bone metastases in patients with prostate cancer	8
Prediction of [177Lu]Lu-DOTA-TATE therapy response using the absorbed dose estimated from [177Lu]Lu-DOTA-TATE SPECT/CT in patients with metastatic neuroendocrine tumour	8
Kinetic model-informed deep learning for multiplexed PET image separation	8
Nonclinical study and applicability of the absorbed dose conversion method with a single biodistribution measurement for targeted alpha-nuclide therapy	8
Towards harmonized holmium-166 SPECT image quality for dosimetry: a multi-center, multi-vendor study	8
Impact of scatter correction on personalized dosimetry in selective internal radiotherapy using 166Ho-PLLA: a single-center study including Monte-Carlo simulation, phantom and patient imaging	7
Deep learning approximation of attenuation maps for myocardial perfusion SPECT with an IQ$$\varvec{\cdot {}}$$SPECT collimator	7
Design and system evaluation of a dual-panel portable PET (DP-PET)	7
The effect of Q.Clear reconstruction on quantification and spatial resolution of 18F-FDG PET in simultaneous PET/MR	7
Correction: Feasibility study of a SiPM-fiber detector for non-invasive measurement of arterial input function for preclinical and clinical positron emission tomography	7

A deep learning-based whole-body solution for PET/MRI attenuation correction	7
Organ and tumor dosimetry including method simplification for [177Lu]Lu-PSMA-I&T for treatment of metastatic castration resistant prostate cancer	7
Concept development of an on-chip PET system	7
Does consensus contours improve robustness and accuracy on $$^{18}$$F-FDG PET imaging tumor delineation?	7
Reduction of [68Ga]Ga-DOTA-TATE injected activity for digital PET/MR in comparison with analogue PET/CT	7
13N-NH3 myocardial perfusion imaging with reduced scan duration: a feasibility study in the era of total-body PET/CT	6
The SwiftScan step-and-shoot continuous mode improves SPECT scanning efficiency: a preliminary phantom and clinical test	6
Preoperative SPECT/CT + intraoperative CT fusion enabling surgical augmented reality to target sentinel lymph node in endometrial cancer	6
Feasibility of a deep-inspiration breath-hold [18F]AlF-NOTA-LM3 PET/CT imaging on upper-abdominal lesions in NET patients: in comparison with respiratory-gated PET/CT	6
Deep learning for Dixon MRI-based attenuation correction in PET/MRI of head and neck cancer patients	6
A novel semiautomated method for background activity and biological tumour volume definition to improve standardisation of 18F-FET PET imaging in glioblastoma	6
Machine-learning based quantification of lung shunt fraction from 99mTc-MAA SPECT/CT for selective internal radiation therapy of liver tumors using TriDFusion (3DF)	6
Patient-specific dosimetry adapted to variable number of SPECT/CT time-points per cycle for $$^{177}$$Lu-DOTATATE therapy	6
360° CZT-SPECT/CT cameras: 99mTc- and 177Lu-phantom-based evaluation under clinical conditions	6
Standardizing SPECT/CT dosimetry following radioembolization with yttrium-90 microspheres	6
Ultra-low-dose CT for attenuation correction: dose savings and effect on PET quantification for protocols with and without tin filter	6
Design and proof of concept of a double-panel TOF-PET system	6
Shortened duration whole body 18F-FDG PET Patlak imaging on the Biograph Vision Quadra PET/CT using a population-averaged input function	6
Assessment of different regions of interest-based methods for [99mTc]Tc DAT-SPECT quantification using an anthropomorphic striatal phantom	6
Fully automated identification of brain abnormality from whole-body FDG-PET imaging using deep learning-based brain extraction and statistical parametric mapping	6
TriDFusion (3DF) image viewer	6
Validation of image-derived input function using a long axial field of view PET/CT scanner for two different tracers	6
Optimisation of the air fraction correction for lung PET/CT: addressing resolution mismatch	6
A revised compartmental model for biokinetics and dosimetry of 2-[18F]FDG	6
Accuracy of patient-specific I-131 dosimetry using hybrid whole-body planar-SPECT/CT I-123 and I-131 imaging	6
Quantification and dosimetry of small volumes including associated uncertainty estimation	6
Protection from contamination by 211At, an enigmatic but promising alpha-particle-emitting radionuclide	6
Convolutional neural networks for automatic image quality control and EARL compliance of PET images	6