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Deer TR, Smith HS, Burton AW, Pope JE, Doleys DM, Levy RM, Staats PS, Wallace MS, Webster LR, Rauck RL, Cousins M; Center For Pain Relief, Inc.Deer TR, et al. Among authors: webster lr.Pain Physician. 2011 May-Jun;14(3):E283-312.Pain Physician. 2011.PMID: 21587338Free article.