2_14-32-31_ecg 4 1000 29994 2_14-32-31_ecg.dat 32 6990.5(0)/mV 32 0 -76333 63314 0 I 2_14-32-31_ecg.dat 32 6990.5(0)/mV 32 0 -67237 50912 0 II 2_14-32-31_ecg.dat 32 6990.5(0)/mV 32 0 127876 9555 0 V3 2_14-32-31_ecg.dat 32 6990.5(0)/mV 32 0 134288 17898 0 V4