. 2015 Apr 14;2(1):e5. doi: 10.2196/humanfactors.4062
©Onur Asan, Yushi Yang. Originally published in JMIR Human Factors (http://humanfactors.jmir.org), 14.04.2015.
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 JMIR Human Factors, is properly cited. The complete bibliographic information, a link to the original publication on http://humanfactors.jmir.org, as well as this copyright and license information must be included.
Figure 1.
Flow diagram of the study selection process.