. 2016 Aug 10;2016:1438376. doi: 10.1155/2016/1438376
Copyright © 2016 Mahmut Oğuz Ulusoy 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 1.
Etiology distribution in different age groups.