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    					| Effectiveness of Flexible Ureteroscopy and Deflectable Negative Pressure Suction Sheath in Treating Stone Obstruction Complicated with Infection | 
  					 
  					  										
						| YANG Heming, XIA Jianjun, YING Meihong | 
					 
															
						| First-author's address: Department of Urology, People's Hospital of Ruijin City, Ruijin 342500, China | 
					 
										
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