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Concurrent optical imaging spectroscopy, laser Doppler flowmetry and magnetic resonance imaging in the investigation of the relative intra and extra vascular contributions to the BOLD signal

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Abstract

The BOLD MRI signal is a confound of intra vascular and extra vascular effects. We describe experiments in which we investigate the contribution of the intra vascular and extra vascular effects in an animal model.

© 2004 Optical Society of America

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