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Caffeine reduces the activation extent and contrast-to-noise ratio of the functional cerebral blood flow response but not the BOLD response

NeurophysiologyBold ResponseNeuroimagingSocial SciencesNeuroscienceNeurologyBrain ElectrophysiologyCerebral Blood FlowCognitive ElectrophysiologyMedicineBrain ImagingActivation ExtentContrast-to-noise RatioCerebral Vascular Regulation