18_10-42-04_ecg 4 1000 29994 18_10-42-04_ecg.dat 32 6990.5(0)/mV 32 0 -6476 6343 0 I 18_10-42-04_ecg.dat 32 6990.5(0)/mV 32 0 34955 54933 0 II 18_10-42-04_ecg.dat 32 6990.5(0)/mV 32 0 -41513 21949 0 V3 18_10-42-04_ecg.dat 32 6990.5(0)/mV 32 0 -33130 11024 0 V4