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    					| Progress in the Study of Risk Factors Associated with the Occurrence of Adjacent Segment Disease after Lumbar Fusion Surgery | 
  					 
  					  										
						| WU Zhen, GUO Hailong | 
					 
															
						| First-author's address: Department of Minimally Invasive Spine and Precision Orthopaedics, the First Affiliated Hospital of Xinjiang Medical University, Urumqi 830054, China | 
					 
										
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