25_13-46-05_ecg 4 1000 29994 25_13-46-05_ecg.dat 32 6990.5(0)/mV 32 0 -74594 51048 0 I 25_13-46-05_ecg.dat 32 6990.5(0)/mV 32 0 -56428 24912 0 II 25_13-46-05_ecg.dat 32 6990.5(0)/mV 32 0 -27801 4372 0 V3 25_13-46-05_ecg.dat 32 6990.5(0)/mV 32 0 -15271 28210 0 V4