8_13-21-39_ppg 4 1000 29994 8_13-21-39_ppg.dat 32 100.0(0)/au 32 0 -165 2659 0 carotid_880nm 8_13-21-39_ppg.dat 32 100.0(0)/au 32 0 -44 64662 0 carotid_660nm 8_13-21-39_ppg.dat 32 100.0(0)/au 32 0 -42 63272 0 brachial_880nm 8_13-21-39_ppg.dat 32 100.0(0)/au 32 0 12 64625 0 brachial_660nm