Nuclear Medicine Image of a Hand after Shadow Filter. Based on a public Domain Image by Kieran Maher. see original image <a class="external free" href="https://en.wikibooks.org/wiki/File:NM13_6.jpg">http://en.wikibooks.org/wiki/File:NM13_6.jpg</a>
<a href="//commons.wikimedia.org/wiki/User:Dirk_H%C3%BCnniger" title="User:Dirk Hünniger">Dirk Hünniger</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>