. 2013 Apr 3;2013:323715. doi: 10.1155/2013/323715
Copyright © 2013 Ruohan 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 2.
Forest plot of comparison: FEV1%pred (%).