0691_025_055_ECG 2 512 1392128 0691_025_055_ECG.mat 16+24 54.83507284392656 16 2087 903 3628434531 0 ECG1 0691_025_055_ECG.mat 16+24 39.3103943721551 16 1160 -2876 2023105543 0 ECG2 #Utility frequency: 60 #Start time: 55:00:00 #End time: 55:45:18