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    					| Anesthetic Effect of Etomidate Combined with Sufentanil and Propofol for Painless Gastroenteroscopy and Its Influence on Cognitive Function of Patients | 
  					 
  					  										
						| LI Lihua, CAO Juanjuan, SHEN Yuanyuan | 
					 
															
						| First-author's address: Fuzhou Municipal Hospital, Jiangxi Province, Fuzhou 334000, China | 
					 
										
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