0748_040_048_ECG 2 256 921600 0748_040_048_ECG.mat 16+24 17534.68585276522 16 2122 1727 1954118567 0 ECG1 0748_040_048_ECG.mat 16+24 40216.974569892 16 -7039 -7466 -6484323422 0 ECG2 #Utility frequency: 60 #Start time: 48:00:00 #End time: 48:59:59