3502079_layout 4 125 0 5:46:16 ~ 0 128/mV 9 0 -256 0 0 II ~ 0 128/mV 9 0 -256 0 0 aVR ~ 0 128(-65)/mV 8 0 -256 0 0 III ~ 0 128/mV 9 0 -256 0 0 I