Volume 37, Issue 1, September 2019, Pages 149-153
Ashraf Awad Abd El-Tawab; Fatma Ibrahim Elhofy; Mohamed Abdallah Mahmoud; Eman Kamel Amin
Volume 35, Issue 2, December 2018, Pages 96-106
Ashraf Abd El- Tawab; Khalid I. Alekhnawy; Asmaa Talaie