Volume 41, Issue 2, June 2016, Pages 6-15
Ahmed Mahmoud El Khawaga; Ahmed Al Amin El Nimr; Adel Kamel Gabr
Volume 40, Issue 3, September 2015, Pages 1-7
Weam Abdulwahhab; Ahmed Elamin El Nimr; Kasem Salah Abdul Wahab; Ayman Ibrahim