Publications
† Co-first author. * Corresponding author.
Full list on Google Scholar PubMed
Books and book chapters 1
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Susceptibility weighted imaging and quantitative susceptibility mapping
In: Chan KW, Unschuld PG, van Zijl PCM, Knutsson L, eds. Advanced MR Techniques for Neurodegenerative Diseases. Advances in Magnetic Resonance Technology and Applications, Vol 14. Elsevier ISBN 978-0-443-21425-7 (2026)
Book chapter
Papers 30
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Evidence of iron accumulation in cerebral adrenoleukodystrophy: a potential novel disease mechanism
Annals of Clinical and Translational Neurology 13(6):1276-1282 (2026)
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Threshold effects, cognitive decline, and longitudinal changes in white matter hyperintensity volume
Stroke 57(9):2695-2708 (2026)
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npj Parkinson's Disease 12(1):200 (2026)
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Resolution generalization of deep learning-based dipole inversion networks for QSM
NeuroImage 324:121598 (2025) *Corresponding authors
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χ-sepnet: deep neural network for magnetic susceptibility source separation
Human Brain Mapping 46(2):e70136 (2025) *Co-corresponding authors
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NeuroImage: Clinical 45:103748 (2025)
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ProxiMO: proximal multi-operator networks for quantitative susceptibility mapping
Machine Learning in Clinical Neuroimaging, Lecture Notes in Computer Science 15266:13-23 (2025)
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Blood-brain barrier breakdown in brain ischemia: insights from MRI perfusion imaging
Neurotherapeutics 22(1):e00516 (2025)
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Quantifying remyelination using χ-separation in white matter and cortical multiple sclerosis lesions
Neurology 103(6):e209604 (2024)
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NMR in Biomedicine 37(9):e5167 (2024) *Corresponding authors
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Magnetic Resonance in Medicine 92(2):660-675 (2024)
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Magnetic Resonance in Medicine 91(4):1676-1693 (2024)
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A human brain atlas of χ-separation for normative iron and myelin distributions
NMR in Biomedicine 37(12):e5226 (2024)
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NeuroImage 273:120058 (2023)
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Radiology 307(1):e220941 (2023)
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WaveSep: a flexible wavelet-based approach for source separation in susceptibility imaging
Machine Learning in Clinical Neuroimaging, Lecture Notes in Computer Science 14312:56-66 (2023) †Co-first authors
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Magnetic Resonance in Medicine 88(2):633-650 (2022)
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IEEE Transactions on Medical Imaging 40(12):3617-3626 (2021)
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χ-separation: magnetic susceptibility source separation toward iron and myelin mapping in the brain
NeuroImage 240:118371 (2021)
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DeepResp: deep learning solution for respiration-induced B0 fluctuation artifacts in multi-slice GRE
NeuroImage 224:117432 (2021)
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Magnetic Resonance in Medicine 85(1):281-289 (2021)
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So you want to image myelin using MRI: an overview and practical guide for myelin water imaging
Journal of Magnetic Resonance Imaging 53(2):360-373 (2021)
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Artificial neural network for myelin water imaging
Magnetic Resonance in Medicine 83(5):1875-1883 (2020)
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Parkinsonism & Related Disorders 62:171-178 (2019)
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Journal of Clinical Neurology 14(1):90-97 (2018)
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Differential involvement of nigral subregions in idiopathic Parkinson's disease
Human Brain Mapping 39(1):542-553 (2018)
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An R2* model of white matter for fiber orientation and myelin concentration
NeuroImage 162:269-275 (2017)
Patents 3
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Method for reconstructing paramagnetic and diamagnetic susceptibility maps using multi-compartment modeling
US provisional patent application, Johns Hopkins Technology Ventures
Pending
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Method for reconstructing QSM map using dipole compensation
US Patent 12,411,196, SNU R&DB Foundation (2025)
GrantedView
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Method for reconstructing QSM map using dipole compensation
Korean Patent 10-2771508, SNU R&DB Foundation (2025)
GrantedView
Conference abstracts 77
20265
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Iron mapping in Parkinson's disease using deep learning-enhanced susceptibility source separation
ISMRM Annual Meeting, Cape Town, South Africa (2026)
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White matter hyperintensity burden as a predictor of white matter damage
ISMRM Annual Meeting, Cape Town, South Africa (2026)
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HiFi-QSM: a deep learning framework for high-resolution QSM reconstruction
ISMRM Annual Meeting, Cape Town, South Africa (2026)
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Submillimeter mapping of diffusion and susceptibility MRI to characterize cortical microstructures
ISMRM Annual Meeting, Cape Town, South Africa (2026)
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MWF-MIMOSA for highly-efficient joint relaxometry and myelin water fraction mapping
ISMRM Annual Meeting, Cape Town, South Africa (2026)
202510
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Multi-compartment susceptibility source separation (Mc-χ-separation) using GRE data only: integrated model of QSM and myelin water imaging
ISMRM Annual Meeting, Honolulu, HI, USA (2025)
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Accelerating multi-parametric MRI sequences using learned acquisition and reconstruction optimization (LARO): a retrospective study
ISMRM Annual Meeting, Honolulu, HI, USA (2025)
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Metric-based automatic quality assessment for quantitative susceptibility mapping in UK Biobank study
ISMRM Annual Meeting, Honolulu, HI, USA (2025)
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Quantitative susceptibility mapping, χ-separation, and their associations with cognitive functions in the UK Biobank study
ISMRM Annual Meeting, Honolulu, HI, USA (2025)
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Impacts of cerebral iron accumulation on cognitive changes and motor dysfunction in aging: a quantitative susceptibility mapping (QSM) study
ISMRM Annual Meeting, Honolulu, HI, USA (2025)
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DeepSepSTI-R2*: R2-free anisotropic susceptibility source separation in susceptibility tensor imaging with deep learning
ISMRM Annual Meeting, Honolulu, HI, USA (2025)
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Development of χ-separation pipeline for UK Biobank dataset
ISMRM Annual Meeting, Honolulu, HI, USA (2025)
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MRI assessment of blood-brain barrier disruption is highest in the penumbral region of vascular white matter lesions
International Stroke Conference, Los Angeles, CA, USA (2025) Published in Stroke 56(suppl 1):TP184 (2025)
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Ten year increases in white matter hyperintensity volume correlates with the severity of ongoing blood brain barrier permeability when measured with dynamic susceptibility contrast MRI
International Stroke Conference, Los Angeles, CA, USA (2025)
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Increased severity of blood-brain barrier disruption is associated with greater burden of cerebrovascular disease in asymptomatic patients
International Stroke Conference, Los Angeles, CA, USA (2025)
202413
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Identifying multiple sclerosis lesion subtypes with distinct microstructural features using advanced microstructural MRI
Workshop of the North American Imaging in Multiple Sclerosis Cooperative, West Palm Beach, FL, USA (2024)
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Identifying multiple sclerosis lesion subtypes with distinct microstructural features using advanced microstructural MRI
ACTRIMS Forum, West Palm Beach, FL, USA (2024)
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Systematic analysis of relaxometric constant in brain using temperature-dependent relaxometry and susceptibility: toward 7T χ-separation
ISMRM Annual Meeting, Singapore (2024)
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Microscopic diffusion anisotropy as a predictor of cognitive decline in asymptomatic adults
ISMRM Annual Meeting, Singapore (2024)
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Visualization of iron and myelin cytoarchitecture in postmortem human brain using sub-millimeter multi-orientation χ-separation
ISMRM Annual Meeting, Singapore (2024)
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Identifying multiple sclerosis lesion subtypes with distinct microstructural features using advanced microstructural MRI
ISMRM Annual Meeting, Singapore (2024)
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Association of iron deposition in early-stage multiple sclerosis lesion with remyelination capacity: χ-separation imaging study
ISMRM Annual Meeting, Singapore (2024)
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Investigation and validation for cortical laminar structures of myelin and iron using χ-separation
ISMRM Annual Meeting, Singapore (2024)
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In vivo high-resolution χ-separation at 7T
ISMRM Annual Meeting, Singapore (2024)
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A human brain atlas of χ-separation for normative iron and myelin distributions
ISMRM Annual Meeting, Singapore (2024)
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DeepSepSTI: improved susceptibility tensor reconstruction by anisotropic susceptibility source separation
ISMRM Annual Meeting, Singapore (2024)
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Susceptibility tensor imaging of ex vivo human hemibrain using 7T human MR scanner
ISMRM Annual Meeting, Singapore (2024)
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Systematic analysis of relaxometric constants in brain tissue using temperature-dependent transverse relaxometry and magnetic susceptibility
2nd Joint Workshop on MR Phase, Magnetic Susceptibility and Electrical Properties Mapping, Santiago, Chile (2024)
20237
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Diffusion filters, T2-filters, diffusion tensor component diffusivities, and compartmental diffusivities: what is happening in FEXI?
ISMRM Annual Meeting, Toronto, Canada (2023)
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A toolbox of χ-separation for magnetic susceptibility source separation
ISMRM Annual Meeting, Toronto, Canada (2023)
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Comparison of χ-separation and χ-separation*: a clinical feasibility study
ISMRM Annual Meeting, Toronto, Canada (2023)
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A feasibility study of susceptibility source separation via χ-separation in amyotrophic lateral sclerosis patients at 7T
ISMRM Annual Meeting, Toronto, Canada (2023)
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Successful generalization for data with higher or lower resolution than training data resolution in deep learning powered QSM reconstruction
ISMRM Annual Meeting, Toronto, Canada (2023)
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In vivo delineation of fine structures in the human brain using high resolution deep learning-powered χ-separation
ISMRM Annual Meeting, Toronto, Canada (2023)
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Identifying multiple sclerosis lesion subtypes with distinct microstructural features using advanced microstructural MRI and unsupervised machine learning
9th Joint ECTRIMS-ACTRIMS Meeting, Milan, Italy (2023)
202212
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Imaging multiple sclerosis histopathology using susceptibility source separation: a postmortem brain study
ISMRM Annual Meeting, London, United Kingdom (2022)
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χ-separation using multi-orientation data in in vivo and ex vivo brains: visualization of histology up to the resolution of 350 µm
ISMRM Annual Meeting, London, United Kingdom (2022)
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QALAS + QSM: efficient multi-parameter mapping allows disentangling para- and dia-magnetic contributions in brain tissue
ISMRM Annual Meeting, London, United Kingdom (2022)
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Imaging ex vivo cynomolgus monkey brain in 150 µm isotropic resolution
ISMRM Annual Meeting, London, United Kingdom (2022) *Corresponding author
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Application of susceptibility source separation (χ-separation) to UK Biobank protocol and clinical protocol using deep neural network
ISMRM Annual Meeting, London, United Kingdom (2022) *Corresponding author
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Iron and myelin content in multiple sclerosis lesions using magnetic susceptibility source separation
ISMRM Annual Meeting, London, United Kingdom (2022)
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χ-sepnet: susceptibility source separation using deep neural network
ISMRM Annual Meeting, London, United Kingdom (2022)
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Laminar profiling in advanced susceptibility imaging reveals variations in iron and myelin concentrations
ISMRM Annual Meeting, London, United Kingdom (2022)
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Hypo-diamagnetism on χ-separation: a potential marker for the differential diagnosis between MS and NMOSD
ISMRM Annual Meeting, London, United Kingdom (2022)
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Coil to coil: self-supervised denoising using phased-array coil images
ISMRM Annual Meeting, London, United Kingdom (2022)
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Observing hyperintensity region within substantia nigra in cynomolgus monkey
ISMRM Annual Meeting, London, United Kingdom (2022)
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Imaging multiple sclerosis histology using susceptibility source separation: a postmortem brain study
1st Joint Workshop on MR Phase, Magnetic Susceptibility and Electrical Properties Mapping, Lucca, Italy (2022)
20219
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Magnetic susceptibility source separation: validation with Monte-Carlo simulation and application to human brain with histological comparison
ISMRM Annual Meeting, Online (2021)
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Validation of magnetic susceptibility source separation: Monte-Carlo simulation and histological comparison in human brains
3rd Annual Scientific Meeting of the Asian Society for Magnetic Resonance in Medicine, Yokohama, Japan (2021)
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DeepSlider: deep learning-powered gSlider for improved robustness and performance
ISMRM Annual Meeting, Online (2021)
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Generalization of deep learning-based QSM by expanding the diversity of spatial gradient in training data
ISMRM Annual Meeting, Online (2021)
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AutoSON: automated sequence optimization by joint training with a neural network
ISMRM Annual Meeting, Online (2021)
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DeepResp: deep neural network for respiration-induced artifact correction in 2D multi-slice GRE
ISMRM Annual Meeting, Online (2021)
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ChEST: a novel model measuring both chemical exchange and susceptibility tensor from resonance frequency shift
ISMRM Annual Meeting, Online (2021)
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DeepTSE-T2: deep learning-powered T2 mapping with B1+ estimation using a product double-echo turbo spin echo sequence
ISMRM Annual Meeting, Online (2021)
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High neuromelanin contrast achieved using sandwiched flow saturation RF pulses: sandwich-fsNM imaging
ISMRM Annual Meeting, Online (2021)
20203
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Multi-seed myelin water imaging using gradient echo: beyond the initial guess in exponential-sum fit
ISMRM Annual Meeting, Online (2020)
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Machine designing: a multi-coil local shim design using Bayesian optimization
ISMRM Annual Meeting, Online (2020)
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Closer look at multiple sclerosis lesions: initial results of positive and negative magnetic susceptibility separation
ISMRM Annual Meeting, Online (2020)
20196
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Development and systematic analysis of 2D and 3D GRE myelin water imaging
Gordon Research Conference on Tissue Microstructure Imaging, South Hadley, MA, USA (2019)
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Separating positive and negative susceptibility sources in QSM
5th International QSM Workshop, Seoul, Korea (2019)
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A sequence for high quality gradient echo myelin water imaging (GRE-MWI) at 3 T and 7 T
5th International QSM Workshop, Seoul, Korea (2019)
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Analysis of gradient echo myelin water imaging (GRE-MWI) for water exchange and scan parameters
ISMRM Annual Meeting, Montreal, Canada (2019)
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Validation of magnetic susceptibility source separation: Monte Carlo simulation and phantom experiment
ISMRM Annual Meeting, Montreal, Canada (2019)
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Real-time processing of myelin water imaging using artificial neural network
ISMRM Annual Meeting, Montreal, Canada (2019)
20187
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A sequence for high quality gradient echo myelin water imaging (GRE-MWI) at 3T and 7T
ISMRM Annual Meeting, Paris, France (2018)
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A sequence for high quality gradient echo myelin water imaging (GRE-MWI) at 3T and 7T
ISMRM Advanced Neuro: Best Practices for Technical Implementation, Seoul, Korea (2018)
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Systematic development of a sequence for gradient-echo-based myelin water imaging (GRE-MWI)
International Congress on Magnetic Resonance Imaging, Seoul, Korea (2018)
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Analysis of knee cartilage using magnetization transfer and multi-exponential T2* fitting
ISMRM Annual Meeting, Paris, France (2018)
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SafeNet: artificial neural network for real-time T2 mapping with quality assurance
ISMRM Annual Meeting, Paris, France (2018)
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A procedure to scale myelin water fraction to myelin volume fraction for g-ratio mapping
ISMRM Annual Meeting, Paris, France (2018)
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Magnetic susceptibility source separation using multi-echo GRE data only
ISMRM Annual Meeting, Paris, France (2018)
20174
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Development and systematic analysis of 2D and 3D GRE myelin water imaging
ISMRM Annual Meeting, Honolulu, HI, USA (2017)
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Automation of susceptibility map-weighted imaging (SMwI) for nigrosome-1 in the substantia nigra
International Congress on Magnetic Resonance Imaging, Seoul, Korea (2017)
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Assessment of patients who presented with parkinsonism: nigrosome-1 susceptibility map-weighted imaging versus 18F-FP-CIT PET
RSNA Annual Meeting, Chicago, IL, USA (2017)
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Separating positive and negative susceptibility sources in QSM
ISMRM Annual Meeting, Honolulu, HI, USA (2017)
20161
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Simultaneous generation of quantitative susceptibility map (QSM) and myelin water image (MWI) using multi-echo GRE data for estimation of iron and myelin distribution in brain
4th International QSM Workshop, Graz, Austria (2016)