. 2019 May 20;2019:5712371. doi: 10.1155/2019/5712371
Copyright © 2019 Violeta Corina Cristea 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 2.
The distribution of VFs by PGs.