0539_067_081_ECG 2 256 921600 0539_067_081_ECG.mat 16+24 51.48419704533932 16 -6066 -51 -4752128678 0 ECGL 0539_067_081_ECG.mat 16+24 112.08116123329366 16 1792 4507 3394849676 0 ECGR #Utility frequency: 60 #Start time: 81:00:00 #End time: 81:59:59