0691_004_033_ECG 2 512 964608 0691_004_033_ECG.mat 16+24 48.34232325473956(4509)/nu 16 0 16228 21910 0 ECG1 0691_004_033_ECG.mat 16+24 33.034054848190465(76)/nu 16 0 -2259 20187 0 ECG2 #Utility frequency: 60 #Start time: 33:00:00 #End time: 33:31:23