AUTHOR=Parham Elahe , Munro Jonathan , Lapointe Nicolas , Landry Patricia , Robidoux Jonathan , Brouard Danny , Quémener Mireille , Parent Martin , Sauvageau Dominic , Côté Daniel C. , Akitegetse Cléophace TITLE=Estimating retinal blood oxygenation from diffuse reflectance spectra of semi-infinite tissue using principal component analysis JOURNAL=Frontiers in Photonics VOLUME=5 YEAR=2024 URL=https://www.frontiersin.org/journals/photonics/articles/10.3389/fphot.2024.1502799 DOI=10.3389/fphot.2024.1502799 ISSN=2673-6853