N4_evoked_ave40_F4_R1 2 48000 2002 N4_evoked_ave40_F4_R1.dat 32 3.8525e-011/nV N4_evoked_ave40_F4_R1.dat 32 0.00048033/V ##: 40 :4 : r :3758 :1.2166 : 1.042 : Normal