19_15-05-30_ecg 4 1000 29991 19_15-05-30_ecg.dat 32 6990.5(0)/mV 32 0 -1032 21016 0 I 19_15-05-30_ecg.dat 32 6990.5(0)/mV 32 0 -119994 33903 0 II 19_15-05-30_ecg.dat 32 6990.5(0)/mV 32 0 47944 5731 0 V3 19_15-05-30_ecg.dat 32 6990.5(0)/mV 32 0 56241 59712 0 V4