. 2019 Mar 29;21(3):e12374. doi: 10.2196/12374
©Jemma Hawkins, Joanna M Charles, Michelle Edwards, Britt Hallingberg, Linda McConnon, Rhiannon Tudor Edwards, Russell Jago, Mark Kelson, Kelly Morgan, Simon Murphy, Emily J. Oliver, Sharon A. Simpson, Graham Moore. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 29.03.2019.
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.
Figure 1.
Study flow diagram.