0466_061_069_ECG 2 256 391680 0466_061_069_ECG.mat 16+24 6553.4 16 0 32767 -651884 0 ECG1 0466_061_069_ECG.mat 16+24 6553.4 16 0 -32767 -273448 0 ECG2 #Utility frequency: 60 #Start time: 69:34:30 #End time: 69:59:59