The time is ripe to reevaluate the second derivative of the digital photoplethysmogram (SDPTG), originating in Japan, as an important tool for cardiovascular risk and central hemodynamic assessment
Crossref DOI link: https://doi.org/10.1038/hr.2016.175
Published Online: 2016-12-22
Published Print: 2017-05
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Miyashita, Hiroshi
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Article History
First Online: 22 December 2016
Competing interests
: The author declare no conflict of interest.
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