Παρακολούθηση
Karl Helmer
Karl Helmer
Massachusetts General Hospital
Η διεύθυνση ηλεκτρονικού ταχυδρομείου έχει επαληθευτεί στον τομέα nmr.mgh.harvard.edu
Τίτλος
Παρατίθεται από
Παρατίθεται από
Έτος
A review of magnetic resonance imaging and diffusion tensor imaging findings in mild traumatic brain injury
ME Shenton, HM Hamoda, JS Schneiderman, S Bouix, O Pasternak, ...
Brain imaging and behavior 6, 137-192, 2012
11002012
Regional white matter volume differences in nondemented aging and Alzheimer's disease
DH Salat, DN Greve, JL Pacheco, BT Quinn, KG Helmer, RL Buckner, ...
Neuroimage 44 (4), 1247-1258, 2009
3742009
Restricted diffusion in sedimentary rocks. Determination of surface-area-to-volume ratio and surface relaxivity
MD Hurlimann, KG Helmer, LL Latour, CH Sotak
Journal of Magnetic Resonance, Series A 111 (2), 169-178, 1994
3711994
Microstructural status of ipsilesional and contralesional corticospinal tract correlates with motor skill in chronic stroke patients
JD Schaechter, ZP Fricker, KL Perdue, KG Helmer, MG Vangel, DN Greve, ...
Human brain mapping 30 (11), 3461-3474, 2009
3642009
Neuroimaging standards for research into small vessel disease—advances since 2013
M Duering, GJ Biessels, A Brodtmann, C Chen, C Cordonnier, ...
The Lancet Neurology 22 (7), 602-618, 2023
3352023
Data sharing in neuroimaging research
JB Poline, JL Breeze, S Ghosh, K Gorgolewski, YO Halchenko, M Hanke, ...
Frontiers in neuroinformatics 6, 9, 2012
3222012
The role of spreading depression in focal ischemia evaluated bv dffusion mapping
K Takano, LL Latour, JE Formato, RAD Carano, KG Helmer, Y Hasegawa, ...
Annals of Neurology: Official Journal of the American Neurological …, 1996
2981996
Spin echoes in a constant gradient and in the presence of simple restriction
MD Hurlimann, KG Helmer, TM Deswiet, PN Sen
Journal of Magnetic Resonance, Series A 113 (2), 260-264, 1995
1991995
T2* mapping and B0 orientation-dependence at 7 T reveal cyto-and myeloarchitecture organization of the human cortex
J Cohen-Adad, JR Polimeni, KG Helmer, T Benner, JA McNab, LL Wald, ...
Neuroimage 60 (2), 1006-1014, 2012
1832012
Direct visualization of the perforant pathway in the human brain with ex vivo diffusion tensor imaging
JC Augustinack, K Helmer, KE Huber, S Kakunoori, L Zöllei, B Fischl
Frontiers in human neuroscience 4, 996, 2010
1332010
Hockey Concussion Education Project, Part 2. Microstructural white matter alterations in acutely concussed ice hockey players: a longitudinal free-water MRI study
O Pasternak, IK Koerte, S Bouix, E Fredman, T Sasaki, M Mayinger, ...
Journal of neurosurgery 120 (4), 873-881, 2014
1302014
Secondary decline in apparent diffusion coefficient and neurological outcomes after a short period of focal brain ischemia in rats
F Li, MD Silva, KF Liu, KG Helmer, T Omae, JD Fenstermacher, CH Sotak, ...
Annals of Neurology: Official Journal of the American Neurological …, 2000
1272000
Multispectral analysis of the temporal evolution of cerebral ischemia in the rat brain
RAD Carano, F Li, K Irie, KG Helmer, MD Silva, M Fisher, CH Sotak
Journal of Magnetic Resonance Imaging 12 (6), 842-858, 2000
1222000
Separating changes in the intra‐and extracellular water apparent diffusion coefficient following focal cerebral ischemia in the rat brain
MD Silva, T Omae, KG Helmer, F Li, M Fisher, CH Sotak
Magnetic Resonance in Medicine: An Official Journal of the International …, 2002
1162002
Hockey Concussion Education Project, Part 3. White matter microstructure in ice hockey players with a history of concussion: a diffusion tensor imaging study
T Sasaki, O Pasternak, M Mayinger, M Muehlmann, P Savadjiev, S Bouix, ...
Journal of neurosurgery 120 (4), 882-890, 2014
1142014
Towards structured sharing of raw and derived neuroimaging data across existing resources
DB Keator, K Helmer, J Steffener, JA Turner, TGM Van Erp, S Gadde, ...
Neuroimage 82, 647-661, 2013
1062013
The application of porous‐media theory to the investigation of time‐dependent diffusion in in vivo systems
KG Helmer, BJ Dardzinski, CH Sotak
NMR in Biomedicine 8 (7), 297-306, 1995
961995
Cognitive impairment and dementia after stroke: design and rationale for the DISCOVERY study
NS Rost, JF Meschia, R Gottesman, L Wruck, K Helmer, SM Greenberg, ...
Stroke 52 (8), e499-e516, 2021
892021
Demonstration of nonlinearity bias in the measurement of the apparent diffusion coefficient in multicenter trials
DI Malyarenko, D Newitt, L J. Wilmes, A Tudorica, KG Helmer, ...
Magnetic resonance in medicine 75 (3), 1312-1323, 2016
882016
Multicenter reliability of diffusion tensor imaging
VA Magnotta, JT Matsui, D Liu, HJ Johnson, JD Long, BD Bolster Jr, ...
Brain connectivity 2 (6), 345-355, 2012
882012
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