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1 The clinical Results of Graf Instrumentation in Unstable Lumbar Spinal Disordors
Ki Soo Kim, Kwang Joon Kim, Seung Hee Ko, Hyeong Seong Kim, Jong Kun Chung
J Korean Orthop Assoc.1994;29(1):273-287.   Published online 2018 October 26     DOI: http://dx.doi.org/10.4055/jkoa.1994.29.1.273
      

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