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    					| The Effect of Duhuo Jisheng Decoction Combined with BKA in the Treatment of Severe Double Compartment Knee Osteoarthritis in Middle-aged and Elderly Patients | 
  					 
  					  										
						| SONG Shangming | 
					 
															
						| First-author's address: Second Department of Surgery, Puding County Hospital of Traditional Chinese Medicine, Puding 562100, China | 
					 
										
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