. 2016 Sep 7;2016:6418710. doi: 10.1155/2016/6418710
Copyright © 2016 Chiwon Ahn et al.
This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Figure 1.
Flowchart of apps screening and selection.