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. 2020 Jun 1;8(6):e17506. doi: 10.2196/17506

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©Pegah Hafiz, Jakob Eyvind Bardram. Originally published in JMIR mHealth and uHealth (http://mhealth.jmir.org), 01.06.2020.

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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A sample test taken from the UbiCAT (Ubiquitous Cognitive Assessment Tool) Arrow test. The stimuli is the rightward arrow and the app buttons on both sides capture the direction of the arrow.