Volume 31, Issue 1, September 2016, Pages 56-59
Mohamed Ahmed Hassan; Nessrine Zakareya Aelywah; Fatma Hussien Ali
Volume 30, Issue 1, March 2016, Pages 51-58
Fathy A. Khalafalla; Fatma H.M. Ali; Abdel-Rahim H.A. Hassan; Kareem A. El-Feky