0625_023_052_ECG 2 256 921600 0625_023_052_ECG.mat 16+24 26290.22223210566 16 8515 9985 7846933609 0 ECG1 0625_023_052_ECG.mat 16+24 26144.5836757383 16 8386 9625 7727770515 0 ECG2 #Utility frequency: 60 #Start time: 52:00:00 #End time: 52:59:59