25_13-54-43_ecg 4 1000 29993 25_13-54-43_ecg.dat 32 6990.5(0)/mV 32 0 -43846 51407 0 I 25_13-54-43_ecg.dat 32 6990.5(0)/mV 32 0 -71337 9248 0 II 25_13-54-43_ecg.dat 32 6990.5(0)/mV 32 0 120062 12075 0 V3 25_13-54-43_ecg.dat 32 6990.5(0)/mV 32 0 121161 52682 0 V4