. 2018 Jan 18;2018:8054698. doi: 10.1155/2018/8054698
Copyright © 2018 Wenhao Zheng 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.
The flowchart of the study patients.