Accepted for Publication: October 11, 2011.
Author Contributions:Study concept and design: Ebrahimi, Nejadsarvari, and Motamedi. Acquisition of data: Koushki. Analysis and interpretation of data: Rezaee, and Koushki. Drafting of the manuscript: Ebrahimi, Nejadsarvari, and Motamedi. Critical revision of the manuscript for important intellectual content: Rezaee, and Koushki. Statistical analysis: Ebrahimi. Obtained funding: Rezaee. Administrative, technical, and material support: Nejadsarvari, Motamedi, and Koushki. Study supervision: Ebrahimi, Motamedi, and Koushki.
Financial Disclosure: None reported.
Additional Contributions: We thank Legal Medicine Organization in Tehran for their cooperation.