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Wong F, Rodrigues A, Schmidt S, Vierck CJ Jr, Mauderli AP.Wong F, et al. Among authors: vierck cj jr.Pain Res Treat. 2010;2010:912513. doi: 10.1155/2010/912513. Epub 2010 Feb 23.Pain Res Treat. 2010.PMID: 22110917Free PMC article.