18_10-35-36_ppg 4 1000 29994 18_10-35-36_ppg.dat 32 100.0(0)/au 32 0 -170 3883 0 carotid_880nm 18_10-35-36_ppg.dat 32 100.0(0)/au 32 0 -75 64217 0 carotid_660nm 18_10-35-36_ppg.dat 32 100.0(0)/au 32 0 -121 169 0 brachial_880nm 18_10-35-36_ppg.dat 32 100.0(0)/au 32 0 -64 63204 0 brachial_660nm