Volume 37, Issue 2, April 2014, Pages 157-163
Safaa A. Kalilah; Haitham Z. Azazy; Mervet A. Shanab; Fathy E. Abdel-Kader
Volume 36, Issue 1, January 2013, Pages 9-16
Arafa S. Mohamed; Haitham Z. Azazy; Ashraf S. Zein El Din