Document Type : Review Articles
Authors
1 Assistant Professor of Public Health and Community Medicine Department, Faculty of Medicine, Zagazig university, Egypt
2 Professor of Anesthesia and Intensive Care Units Department, Faculty of Medicine, Zagazig university, Egypt
3 M.B; B.CH, Family Medicine Resident at Mushtool Elsook District, Zagazig University, Egypt
4 Lecturer of Family Medicine Department, Faculty of Medicine, Zagazig University, Egypt
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