0748_005_015_ECG 2 256 921600 0748_005_015_ECG.mat 16+24 58776.11434045243 16 -6655 -8372 -6134328371 0 ECG1 0748_005_015_ECG.mat 16+24 76802.05064824285 16 4190 7360 3861299063 0 ECG2 #Utility frequency: 60 #Start time: 15:00:00 #End time: 15:59:59