. 2014 Oct-Dec;9(4):469–477. doi: 10.4103/2008-322X.150826
Copyright: © Journal of Ophthalmic and Vision Research
This is an open-access article distributed under the terms of the Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Figure 1.
Study flow chart.