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Ortiz-Cruz E, Gebhardt MC, Jennings LC, Springfield DS, Mankin HJ.Ortiz-Cruz E, et al. Among authors: mankin hj.J Bone Joint Surg Am. 1997 Jan;79(1):97-106. doi: 10.2106/00004623-199701000-00010.J Bone Joint Surg Am. 1997.PMID: 9010190