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    					| The Impact of PRECEDE Nursing Model on Disease Cognition and Self-care Ability of Patients with Ureteral Stones | 
  					 
  					  										
						| GAO Yulan, XIONG Lijiang, CHEN Xin, ZOU Wenjie | 
					 
															
						| First-author's address: Surgery Department, the People's Hospital of Yifeng County, Yifeng 336300, China | 
					 
										
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