0847_058_058_ECG 2 256 255744 0847_058_058_ECG.mat 16+24 -9999.0 16 0 1 255744 0 ECGL 0847_058_058_ECG.mat 16+24 -9999.0 16 0 1 255744 0 ECGR #Utility frequency: 60 #Start time: 58:43:21 #End time: 58:59:59