Abdel-Hady El-Gilany Abdel-Fattah Soliman			
		
Professor, Public Health and Preventive Medicine Department		
Mansoura University, College of Medicine, Egypt	
        Dr. Christopoulos			
				
Aretaieio Hospital,Medical Schoolm, Cyprus	
        Dr. Renee Beth Cadzow			
		
Department of Family Medicine		
The State University of New York, Buffalo, USA