0748_001_012_ECG 2 256 734464 0748_001_012_ECG.mat 16+24 6553.4 16 0 73 1737913514 0 ECG1 0748_001_012_ECG.mat 16+24 6553.4 16 0 527 -1679079002 0 ECG2 #Utility frequency: 60 #Start time: 12:12:11 #End time: 12:59:59