. 2009 May 2;1:10. doi: 10.1186/1758-3284-1-10
Copyright © 2009 Pandya 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.
Distribution of 239 cases of OSF according to age & sex.