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Barsness KA, Rooney DM, Davis LM.Barsness KA, et al.J Laparoendosc Adv Surg Tech A. 2013 Aug;23(8):714-8. doi: 10.1089/lap.2013.0196. Epub 2013 Jun 22.J Laparoendosc Adv Surg Tech A. 2013.PMID: 23789735Free article.