Volume 61, Issue 144, January 2015, Pages 113-122
A.A. KHALAF; BR. ABDEL–HALIM; WALAA A. MOSELHY; MARWA A. IBRAHIM
Volume 58, Issue 134, July 2012, Pages 1-10
KH.A. ABDOU; WALAA A. MOSELHY; A.A. SHARKAWY; MANAL S. HUSSIEN; NOUR ELHOUDA YASEIN