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. 2017 Apr 6;19(4):e97. doi: 10.2196/jmir.6811

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©Gillian King, Joanne Maxwell, Amir Karmali, Simon Hagens, Madhu Pinto, Laura Williams, Keith Adamson. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 06.04.2017.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0/), 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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Typical login patterns (total number of logins per month) over the study period for 6 study participants. ID: identification; REDCap: Research Electronic Data Capture.