29_09-56-26_ppg 4 1000 29993 29_09-56-26_ppg.dat 32 100.0(0)/au 32 0 -5 1284 0 carotid_880nm 29_09-56-26_ppg.dat 32 100.0(0)/au 32 0 -9 4072 0 carotid_660nm 29_09-56-26_ppg.dat 32 100.0(0)/au 32 0 -117 253 0 brachial_880nm 29_09-56-26_ppg.dat 32 100.0(0)/au 32 0 -80 5985 0 brachial_660nm