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Gudzune KA, Huizinga MM, Chang HY, Asamoah V, Gadgil M, Clark JM.Gudzune KA, et al.Obes Surg. 2013 Oct;23(10):1581-9. doi: 10.1007/s11695-013-0919-x.Obes Surg. 2013.PMID: 23515975Free PMC article.