. 2017 May 16;4(1):e5. doi: 10.2196/rehab.6901
©Zhen Gang Xiao, Carlo Menon. Originally published in JMIR Rehabilitation and Assistive Technology (http://rehab.jmir.org), 16.05.2017.
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 JMIR Rehabilitation and Assistive Technology, is properly cited. The complete bibliographic information, a link to the original publication on http://rehab.jmir.org/, as well as this copyright and license information must be included.