26_15-52-07_ppg 4 1000 29993 26_15-52-07_ppg.dat 32 100.0(0)/au 32 0 -448 1772 0 carotid_880nm 26_15-52-07_ppg.dat 32 100.0(0)/au 32 0 -153 63951 0 carotid_660nm 26_15-52-07_ppg.dat 32 100.0(0)/au 32 0 -248 3103 0 brachial_880nm 26_15-52-07_ppg.dat 32 100.0(0)/au 32 0 -194 65222 0 brachial_660nm