. 2017 Dec 18;19(12):e407. doi: 10.2196/jmir.7783
©Félix R Compen, Else M Bisseling, Melanie PJ Schellekens, Ellen TM Jansen, Marije L van der Lee, Anne EM Speckens. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 18.12.2017.
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.