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. 2019 Aug 16;10(9):4621–4635. doi: 10.1364/BOE.10.004621

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Published by The Optical Society under the terms of the Creative Commons Attribution 4.0 License. Further distribution of this work must maintain attribution to the author(s) and the published article’s title, journal citation, and DOI.

Published by The Optical Society under the terms of the Creative Commons Attribution 4.0 License. Further distribution of this work must maintain attribution to the author(s) and the published article’s title, journal citation, and DOI.

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Fig. 1. — Specific extinction coefficients of oxy- (HbO₂), deoxyhemoglobin (Hb) and cytochrome-c-oxidase (CCO) [1]. The vertical blue lines show the choices of wavelengths for the analysis of the standard deviations in the estimation of changes in chromophores concentrations for different number of wavelengths (a) and 16 consecutive wavelengths separated by 12.5 nm (b).