
																
																	Evidence for modality-specific but not frequency-specific modulation of human primary auditory cortex by attention
																
																
																
															Keywords: 2IFC, two interval forced choice procedure; A1, primary auditory cortex; AEF, auditory evoked field; AEP, auditory evoked potential; AM, amplitude modulated; ANOVA, analysis of variance; ASSR, auditory steady-state response; BESA, Brain Electrical Source