Comparative Study of Unilateral and Bilateral Pedicle Screw Fixation in Posterior Lumbar Interbody Fusion

Orthopedics ◽  
2012 ◽  
Vol 35 (10) ◽  
pp. e1517-e1523 ◽  
Author(s):  
Youzhuan Xie ◽  
Hui Ma ◽  
Hua Li ◽  
Wei Ding ◽  
Changqing Zhao ◽  
...  
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