7_14-26-11_ecg 4 1000 29994 7_14-26-11_ecg.dat 32 6990.5(0)/mV 32 0 4895 44532 0 I 7_14-26-11_ecg.dat 32 6990.5(0)/mV 32 0 19938 29736 0 II 7_14-26-11_ecg.dat 32 6990.5(0)/mV 32 0 -49660 47816 0 V3 7_14-26-11_ecg.dat 32 6990.5(0)/mV 32 0 -19552 41848 0 V4