Physical and physiological consequences of passive intra-oral shimming.

Imaging the human orbitofrontal cortex (OFC) with fMRI is problematic due to the proximity of this region to the air-filled sinuses, which causes susceptibility artifacts. Placing a strongly diamagnetic material into the mouth ('mouthshim') of a human volunteer can significantly reduce the...

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Bibliographic Details
Main Authors: Osterbauer, R, Wilson, J, Calvert, G, Jezzard, P
Format: Journal article
Language:English
Published: 2006