This article has been retracted: please see Elsevier Policy on Article Withdrawal ( http://www.elsevier.com/locate/withdrawalpolicy ).

This article has been retracted at the request of the Editors-in-Chief, because the author violated the journal guidelines for inappropriate acts in the publication process. The author failed to disclose conflicts of interest, and many methodological flaws were reported in the paper. The author agreed to have the paper retracted. The scientific community takes a very strong view on this matter and we apologize to readers of the Journal that this was not detected during the submission process.