Research Department	
              
          Research Journal	
              Assiut  Med. J.  
          Research Member	
          
      Research Publisher	
              NULL
          Research Rank	
              2
          Research Vol	
               Vol. (37), No. (1), 
          Research Website	
              NULL
          Research Year	
              2013
          Research_Pages	
              217-228
          Research Abstract	
              NULL
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