32_12-20-36_ppg 4 1000 29994 32_12-20-36_ppg.dat 32 100.0(0)/au 32 0 -14 1152 0 carotid_880nm 32_12-20-36_ppg.dat 32 100.0(0)/au 32 0 -29 1054 0 carotid_660nm 32_12-20-36_ppg.dat 32 100.0(0)/au 32 0 16 424 0 brachial_880nm 32_12-20-36_ppg.dat 32 100.0(0)/au 32 0 -11 62111 0 brachial_660nm