21_14-20-02_ppg 4 1000 29994 21_14-20-02_ppg.dat 32 100.0(0)/au 32 0 125 63460 0 carotid_880nm 21_14-20-02_ppg.dat 32 100.0(0)/au 32 0 54 181 0 carotid_660nm 21_14-20-02_ppg.dat 32 100.0(0)/au 32 0 -66 1189 0 brachial_880nm 21_14-20-02_ppg.dat 32 100.0(0)/au 32 0 -16 63221 0 brachial_660nm