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    					| Comparative Study of Ultrasonic Endoscope Diagnosis of Large Intestine Submucosal Masses and Pathological Results after Endoscopic Submucosal Dissection in Northern Guangdong Province | 
  					 
  					  										
						| XIA Minxin, LI Sheng, CHEN Bin | 
					 
															
						| First-author's address: Department of Gastroenterology, Yuebei People's Hospital, Shaoguan 512099, China | 
					 
										
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															    																	Received: 12 January 2024
																	    
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