scholarly journals Retracted: Minimally Invasive Unilateral vs. Bilateral Pedicle Screw Fixation and Lumbar Interbody Fusion in Treatment of Multi-Segment Lumbar Degenerative Disorders

2020 ◽  
Vol 26 ◽  
Author(s):  
Xiaoyang Liu ◽  
Guangrun Li ◽  
Jiefeng Wang ◽  
Heqing Zhang
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