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    					| Clinical Analysis of 135 Cases of Small Intestinal Ulcer in the Yellow River Delta Area | 
  					 
  					  										
						| HAO Jiahui, LI Kun, WANG Na, CHU Linlin, SUN Xiao, LIU Chengxia | 
					 
															
						| First-author's address: Department of Gastroenterology, Binzhou Medical University Hospital, Binzhou 256600, China | 
					 
										
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