Author Details

Ibrahim, Nahla Khamis, (1) M.B.B.Ch, MPH, Dr.PH (Epidemiology), DHPE (Medical Education). Professor of Epidemiology & Public Health at Family & Community Medicine Department, King Abdulaziz University, Jeddah, Saudi Arabia (2) Professor of Epidemiology at the High Institute of Public Health , Alexandria University, Egypt, Saudi Arabia



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