Article Notes
Declaration of Conflicting Interests The authors declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.
Funding The authors received no financial support for the research, authorship, and/or publication of this article.
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Notes
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Author Contributions RM collected the data and wrote the first draft of the manuscript. AC analyzed the data and revised the manuscript. RT and ST participated in the collection of data. EP, FV, and MV revised the final draft of the manuscript.
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Ethical Approval This study was approved by the Institutional Ethics Committee.
Received August 31, 2012.
Accepted November 6, 2012.
Article NotesDeclaration of Conflicting Interests The authors declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article. Funding The authors received no financial support for the research, authorship, and/or publication of this article. Previous SectionNext SectionNotes•Author Contributions RM collected the data and wrote the first draft of the manuscript. AC analyzed the data and revised the manuscript. RT and ST participated in the collection of data. EP, FV, and MV revised the final draft of the manuscript. •Ethical Approval This study was approved by the Institutional Ethics Committee. Received August 31, 2012. Accepted November 6, 2012.
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