0723_014_021_ECG 2 256 654592 0723_014_021_ECG.mat 16+24 6553.4(0)/nu 16 0 -202 -21845 0 ECG1 0723_014_021_ECG.mat 16+24 6553.4(0)/nu 16 0 117 -30529 0 ECG2 #Utility frequency: 60 #Start time: 21:00:00 #End time: 21:42:36