Volume 63, Issue 152, January 2017, Pages 66-72
ASMAA GAHLAN YOUSEEF; A.I. IBRAHIM; AMAL SAYED; MONA SOBHY
Volume 56, Issue 127, October 2010, Pages 1-12
AMAL SAYED; ASMAA HUSSEIN
Volume 56, Issue 126, July 2010, Pages 1-13
AMAL SAYED; A.A. ISMAIL; EBTSAM OMRAN