7_14-17-24_ecg 4 1000 29993 7_14-17-24_ecg.dat 32 6990.5(0)/mV 32 0 -85475 55733 0 I 7_14-17-24_ecg.dat 32 6990.5(0)/mV 32 0 21950 37967 0 II 7_14-17-24_ecg.dat 32 6990.5(0)/mV 32 0 -194349 34479 0 V3 7_14-17-24_ecg.dat 32 6990.5(0)/mV 32 0 -141366 39849 0 V4