Life SciencesNeurobiologyNeuroscienceBehavioral NeuroscienceCognitive NeurosciencePsychophysiologyElectroencephalographyNeural StimulationNeurostimulationReaction TimeTime Delay EffectsCortical Evoked ResponsesDelayed Response AssessmentElectrical StimulationElectrical Stimulation ParametersLate Positive PotentialPrefrontal Cortex CircuitsPrefrontal Cortex PhysiologySynaptic Delays