Volume 59, Issue 136, January 2013, Pages 22-26
HANAN A. EL DAHSHAN; TAGHREED A. HAFEZ; HANAN A. EL GHAYATY
Volume 55, Issue 121, April 2009, Pages 1-10
AMAL F.A. MANSOUR; OLA A.M. BASHA
Volume 54, Issue 119, October 2008, Pages 1-9
ROWIDA M. RIAD; R.H. OSMAN; AMAL A.M. GHONEIM