Document Type : Original Article
Authors
1 Faculty of Medicine, Northern Border University, Arar
2 Department of Surgery, College of Medicine, Northern Border University, Arar
3 Community Medicine Department, Sohag University, Egypt and Northern border university, Arar
4 Faculty of Medicine, Northern Border University, Arar,
5 Imam Abdurrahman Bin Faisal University, Dammam, Saudi Arabia
Abstract
Keywords