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Votanopoulos KI, Shen P, Stewart JH 4th, Levine EA.Votanopoulos KI, et al. Among authors: shen p.Surg Oncol Clin N Am. 2012 Oct;21(4):599-609. doi: 10.1016/j.soc.2012.07.012.Surg Oncol Clin N Am. 2012.PMID: 23021718Review.