Contribution of radiogram in diagnosis of primary vertical root fracture in mandibular first molar
	    		
		   		
	    	
    	
    	
   		
        
        	
        		- VernacularTitle:数字X线技术诊断■原发性牙根纵裂的体外研究
 
        	
        	
        	
        		- Author:
	        		
		        		
		        		
			        		Shigao LUO
			        		
			        		;
		        		
		        		
		        		
			        		Dingming HUANG
			        		
			        		;
		        		
		        		
		        		
			        		Liuhe JIA
			        		
			        		;
		        		
		        		
		        		
			        		Hongxia LUO
			        		
			        		;
		        		
		        		
		        		
			        		Guangning ZHENG
			        		
			        		
		        		
		        		
		        		
		        		
		        		
			        		
			        		
		        		
	        		
        		 
        	
        	
        	
        		- Publication Type:Journal Article
 
        	
        	
        		- Keywords:
        			
	        			
	        				
	        				
			        		
				        		X-ray;
			        		
			        		
			        		
				        		Vertical root fracture;
			        		
			        		
			        		
				        		Mandibular first molar
			        		
			        		
	        			
        			
        		
 
        	
            
            
            	- From:
	            		
	            			Journal of Practical Stomatology
	            		
	            		 2000;0(06):-
	            	
            	
 
            
            
            	- CountryChina
 
            
            
            	- Language:Chinese
 
            
            
            	- 
		        	Abstract:
			       	
			       		
				        
				        	0.05 ). The assessments of the 4 examiners were uniform(?=0.57~0.65).Conclusion:Radiograph can provide essential evidence for the clinical diagnosis of the vertical root fracture in mandibular first molar.