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Journal: Clinical Science
Clin Sci (Lond) (2002) 103 (4): 371–377.
Published: 30 August 2002
... stiffness. An index of large artery stiffness (SI DVP ) derived from the digital volume pulse (DVP) measured by transmission of IR light (photoplethysmography) was examined. SI DVP was obtained from subject height and from the time delay between direct and reflected waves in the DVP. The timing of these...