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BOLD Specificity and Dynamics Evaluated in Humans at 7 T: Comparing Gradient-Echo and Spin-Echo Hemodynamic Responses

High-field gradient-echo (GE) BOLD fMRI enables very high resolution imaging, and has great potential for detailed investigations of brain function. However, as spatial resolution increases, confounds due to signal from non-capillary vessels increasingly impact the fidelity of GE BOLD fMRI signals....

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Detalles Bibliográficos
Autores principales: Siero, Jeroen C. W., Ramsey, Nick F., Hoogduin, Hans, Klomp, Dennis W. J., Luijten, Peter R., Petridou, Natalia
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Public Library of Science 2013
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3546000/
https://www.ncbi.nlm.nih.gov/pubmed/23336008
http://dx.doi.org/10.1371/journal.pone.0054560