Volume 20, Issue 2, August 2017, Pages 225-236
Fatma T.F. Abd- El Ghany; Walaa H. Khalifa; A. M.M. Saidahmed
Volume 19, Issue 1, April 2016, Pages 127-138
Walaa A. Salama; Marwa A. Suliman; M. A. El-Shora; A. I. Abd-El- Lateif
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