. 2009 Feb 20;9:6. doi: 10.1186/1472-6823-9-6
Copyright © 2009 Collins 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 1.
Diagram of the Relationships Between Categories and Themes.