. 2018 Feb 28;2018:6125289. doi: 10.1155/2018/6125289
Copyright © 2018 Sarmad Shafique and Samabia Tehsin.
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.
Overlapping cells.