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    					| Effect of Pelvic Floor Electromyography Biofeedback Instrument Combined with Continuous Nursing on the Recovery of Pelvic Floor Function in Natural Delivery Parturients | 
  					 
  					  										
						| HU Jing | 
					 
															
						| First-author's address: Department of Obstetrics and Gynecology, First Affiliated Hospital of Bengbu Medical University, Bengbu 233000, China | 
					 
										
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