A.Professor in Military Medical Academy
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Ain Shams University
Alexandria University
Tanta University
Cairo University.
Mansoura University
Sohag University
Al Azhar University
Benha University
El minia University
Professor Emeritus, Research Institute of Ophthalmology
Suez Canal University
Cairo University
Assiut University
Professor Of Ophthalmology, Memorial institute for Ophthalmic research View Biography
Al Azhar University, Cairo
Al Azhar University, Assiut
Zagazig University