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. 2020 Feb 12;8(2):e16811. doi: 10.2196/16811

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©Christina Hahnen, Cecilia G Freeman, Nilanjan Haldar, Jacquelyn N Hamati, Dylan M Bard, Vignesh Murali, Geno J Merli, Jeffrey I Joseph, Noud van Helmond. Originally published in JMIR mHealth and uHealth (http://mhealth.jmir.org), 12.02.2020.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in JMIR mHealth and uHealth, is properly cited. The complete bibliographic information, a link to the original publication on http://mhealth.jmir.org/, as well as this copyright and license information must be included.

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Systolic blood pressure (A and B), diastolic blood pressure (C and D), and heart rate (E and F) measurements by Everlast smartwatch and reference values. BP: systolic blood pressure, DBP: diastolic blood pressure, HR: heart rate.