28_12-02-15_ecg 4 1000 29993 28_12-02-15_ecg.dat 32 6990.5(0)/mV 32 0 4534 15190 0 I 28_12-02-15_ecg.dat 32 6990.5(0)/mV 32 0 90908 9230 0 II 28_12-02-15_ecg.dat 32 6990.5(0)/mV 32 0 -67951 108 0 V3 28_12-02-15_ecg.dat 32 6990.5(0)/mV 32 0 -37660 13085 0 V4