0768_019_021_ECG 2 256 496640 0768_019_021_ECG.mat 16+24 19.47805486459365(-15989)/nu 16 0 -17591 26027 0 ECGL 0768_019_021_ECG.mat 16+24 9.038227837416034(15348)/nu 16 0 15790 27240 0 ECGR #Utility frequency: 60 #Start time: 21:00:00 #End time: 21:32:19