19_14-57-50_ppg 4 1000 29993 19_14-57-50_ppg.dat 32 100.0(0)/au 32 0 -46 63187 0 carotid_880nm 19_14-57-50_ppg.dat 32 100.0(0)/au 32 0 -31 6937 0 carotid_660nm 19_14-57-50_ppg.dat 32 100.0(0)/au 32 0 -56 64158 0 brachial_880nm 19_14-57-50_ppg.dat 32 100.0(0)/au 32 0 -26 1430 0 brachial_660nm