27_10-50-06_ppg 4 1000 29994 27_10-50-06_ppg.dat 32 100.0(0)/au 32 0 -693 3480 0 carotid_880nm 27_10-50-06_ppg.dat 32 100.0(0)/au 32 0 -380 3612 0 carotid_660nm 27_10-50-06_ppg.dat 32 100.0(0)/au 32 0 -189 2001 0 brachial_880nm 27_10-50-06_ppg.dat 32 100.0(0)/au 32 0 32 2339 0 brachial_660nm