Volume 42, Issue 1, March 2014, Pages 159-172
A M Ammar; A M Attia; Marwa Abd El-Hamid; Nashwa M Helmy; Mona M El-Azzouny
Volume 41, Issue 1, March 2013, Pages 169-175
A M Attia; Basma S Mahmoud; Amira S M Elrafie