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Wang Z, Bradesi S, Maarek JI, Lee K, Winchester WJ, Mayer EA, Holschneider DP.Wang Z, et al. Among authors: winchester wj.Pain. 2008 Aug 15;138(1):233-243. doi: 10.1016/j.pain.2008.04.018. Epub 2008 Jun 6.Pain. 2008.PMID: 18538929Free PMC article.