18_10-34-04_ppg 4 1000 29993 18_10-34-04_ppg.dat 32 100.0(0)/au 32 0 -437 63553 0 carotid_880nm 18_10-34-04_ppg.dat 32 100.0(0)/au 32 0 -446 1488 0 carotid_660nm 18_10-34-04_ppg.dat 32 100.0(0)/au 32 0 -540 4033 0 brachial_880nm 18_10-34-04_ppg.dat 32 100.0(0)/au 32 0 -5 64274 0 brachial_660nm