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    					| Application of Standardized Ultrasound Examination at 11-14 Weeks in Severe Structural Malformations of Fetal Heart | 
  					 
  					  										
						| CHENG Lin, ZHANG Qian, LIU Youyou, JIANG Nan, WEI Jianhui | 
					 
															
						| First-author's address: Functional Diagnostic Department, Jiujiang Maternal and Child Health Hospital, Jiujiang 332000, China | 
					 
										
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