5_09-08-40_ecg 4 1000 29994 5_09-08-40_ecg.dat 32 6990.5(0)/mV 32 0 19008 34616 0 I 5_09-08-40_ecg.dat 32 6990.5(0)/mV 32 0 148527 39269 0 II 5_09-08-40_ecg.dat 32 6990.5(0)/mV 32 0 -114099 46825 0 V3 5_09-08-40_ecg.dat 32 6990.5(0)/mV 32 0 -74873 55053 0 V4