0819_017_023_ECG 2 256 808448 0819_017_023_ECG.mat 16+24 64.19620807312076 16 -292 4213 -44822828 0 ECGL 0819_017_023_ECG.mat 16+24 61.25943451235117 16 378 4305 304238149 0 ECGR #Utility frequency: 60 #Start time: 23:07:22 #End time: 23:59:59