. 2017 Jul 18;2017:6383649. doi: 10.1155/2017/6383649
Copyright © 2017 Li-Hua Yang 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 3.
Forest plot of pain relief of AA at 4 weeks.