Volume 50, Issue 1, January 2021, Pages 491-500
Mohammed El-Sayed El-Ymany Abo Karemh; Magdy Ezzat Khallaf; Hossam El-Din Abd El-Monem Ziada
Volume 48, Issue 2, April 2019, Pages 135-144
El Sayed Mostafa Elewa; Hassan Metwally Bayoumy; Atef Samir Hamed Sherif