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    					| Influence of Lung Protective Ventilation on Postoperative Cognitive and Oxidative Damage of Elderly Patients with General Anesthesia for Abdominal Surgery | 
  					 
  					  										
						| ZHOU Qun, LIU Shan, LIN Shunyan, SUN Pengfei | 
					 
															
						| First-author's address: Department of Anesthesiology, Northern Jiangsu People's Hospital, Yangzhou 225001, China | 
					 
										
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