. 2019 Aug 31;21(8):e13592. doi: 10.2196/13592
©Ray Hales Hylock, Xiaoming Zeng. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 31.08.2019.
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 4.
Mixed-block blockchain adaptation of Figure 2.