Research Department	
              
          Research Journal	
              Assuit Med.J.
          Research Member	
          
      Research Publisher	
              faculty of medicine -Assuit
          Research Rank	
              4
          Research Vol	
              Vol.24,No.2
          Research Website	
              NULL
          Research Year	
              2000
          Research_Pages	
              127-140
          Research Abstract	
              NULL
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