8_13-17-44_ecg 4 1000 29993 8_13-17-44_ecg.dat 32 6990.5(0)/mV 32 0 -17751 13693 0 I 8_13-17-44_ecg.dat 32 6990.5(0)/mV 32 0 29227 34412 0 II 8_13-17-44_ecg.dat 32 6990.5(0)/mV 32 0 -52734 60819 0 V3 8_13-17-44_ecg.dat 32 6990.5(0)/mV 32 0 -48557 64863 0 V4