. 2018 Dec 20;2018:2958717. doi: 10.1155/2018/2958717
Copyright © 2018 Lihua Wu 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 5.
Funnel plot for the publication bias of Scr.