Volume 40, JANUARY- MARCH, January 2019, Pages 19-29
Dalia A. Zaki; Azza S. Abdel-Ghany; Ayman Gomaa
Volume 37, October-December, December 2016, Pages 637-646
Wael M. Khamis; Sahar E. El-Desouky; Abir A. Gad