. 2011 Mar 5;6:25. doi: 10.1186/1749-8090-6-25
Copyright ©2011 Borkar et al; licensee BioMed Central Ltd.
This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Figure 4.
Skin Pigmentation.