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. 2019 Jun 19;21(6):e11164. doi: 10.2196/11164

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©Paula AM Ogink, Jelske M de Jong, Mats Koeneman, Mariska Weenk, Lucien JLPG Engelen, Harry van Goor, Tom H van de Belt, Sebastian JH Bredie. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 19.06.2019.

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 the Journal of Medical Internet Research, is properly cited. The complete bibliographic information, a link to the original publication on http://www.jmir.org/, as well as this copyright and license information must be included.

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Timeline of the study procedures. Dotted lines represent a variable time of 0-5 days between day X and day 0, and 0-5 days between the end of the study period and day Y. BP: blood pressure; SBP: systolic blood pressure; SUS: System Usability Scale.