. 2019 Jul 7;2019:6419147. doi: 10.1155/2019/6419147
Copyright © 2019 Muhammad U. Siddiqui 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 4.
Safety with only nonrandomized trials.