0754_018_019_ECG 2 256 921600 0754_018_019_ECG.mat 16+24 151011.62443147608 16 -818 1890 -753107441 0 ECG1 0754_018_019_ECG.mat 16+24 118607.30918705015 16 -434 6869 -399196560 0 ECG2 #Utility frequency: 60 #Start time: 19:00:00 #End time: 19:59:59