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Investigating optical path and differential pathlength factor in reflectance photoplethysmography for the assessment of perfusion
Journal of Biomedical Optics
This is the published version of the paper. This version of the publication may differ from the final published version. Permanent repository link: http://openaccess.city.ac.uk/20168/ Link to published version: http://dx.Abstract. Photoplethysmography (PPG) is an optical noninvasive technique with the potential for assessing tissue perfusion. The relative time-change in the concentration of oxyhemoglobin and deoxyhemoglobin in the blood can be derived from DC part of the PPG signal. However,doi:10.1117/1.jbo.23.7.075005 pmid:29998648 fatcat:vya5h4vq2bcevnuz7lkgxkdcqu