Brain Surface
<a href="//commons.wikimedia.org/wiki/User:Wilfredor" title="User:Wilfredor">Wilfredor</a>
<span class="int-own-work" lang="en">Own work</span>, derivate work of <a href="//commons.wikimedia.org/wiki/File:Brain_Surface_Gyri.SVG" title="File:Brain Surface Gyri.SVG">File:Brain Surface Gyri.SVG</a>