12_19-35-14_ecg 4 1000 29994 12_19-35-14_ecg.dat 32 6990.5(0)/mV 32 0 -122904 24727 0 I 12_19-35-14_ecg.dat 32 6990.5(0)/mV 32 0 -97367 13353 0 II 12_19-35-14_ecg.dat 32 6990.5(0)/mV 32 0 -102219 62872 0 V3 12_19-35-14_ecg.dat 32 6990.5(0)/mV 32 0 -90860 53371 0 V4