. 2011 Mar 4;5:23. doi: 10.3389/fnhum.2011.00023
Copyright © 2011 Schupp and Renner.
This is an open-access article subject to an exclusive license agreement between the authors and Frontiers Media SA, which permits unrestricted use, distribution, and reproduction in any medium, provided the original authors and source are credited.
Figure 1.
Illustration of the body and tool drawings.