18_10-39-01_ecg 4 1000 29993 18_10-39-01_ecg.dat 32 6990.5(0)/mV 32 0 1899 45672 0 I 18_10-39-01_ecg.dat 32 6990.5(0)/mV 32 0 22103 39202 0 II 18_10-39-01_ecg.dat 32 6990.5(0)/mV 32 0 -29485 25921 0 V3 18_10-39-01_ecg.dat 32 6990.5(0)/mV 32 0 -19940 9879 0 V4