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. 2021 Feb 17;5(2):e14760. doi: 10.2196/14760

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©Hyunggu Jung, George Demiris, Peter Tarczy-Hornoch, Mark Zachry. Originally published in JMIR Formative Research (http://formative.jmir.org), 17.02.2021.

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

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Screenshots of the user interface of the viewer app for reviewing images of food items during 24-hour dietary recall interviews.