14_09-31-11_ppg 4 1000 29994 14_09-31-11_ppg.dat 32 100.0(0)/au 32 0 -88 3663 0 carotid_880nm 14_09-31-11_ppg.dat 32 100.0(0)/au 32 0 -2 1119 0 carotid_660nm 14_09-31-11_ppg.dat 32 100.0(0)/au 32 0 -12 65386 0 brachial_880nm 14_09-31-11_ppg.dat 32 100.0(0)/au 32 0 6 62809 0 brachial_660nm