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Forsberg JA, Potter BK, Cierny G 3rd, Webb L.Forsberg JA, et al. Among authors: cierny g 3rd.J Am Acad Orthop Surg. 2011;19 Suppl 1:S8-S19. doi: 10.5435/00124635-201102001-00003.J Am Acad Orthop Surg. 2011.PMID: 21304049Review.