Volume 61, Issue 145, April 2015, Pages 144-151
LAILA MOUSTAFA EL-MALT
Volume 60, Issue 142, July 2014, Pages 10-13
EL-KHOLY, A.M.; HASSAN, G.M.; DALIA, M.A.
Volume 59, Issue 139, October 2013, Pages 39-44
MANAL M. SAYED; HOSSAM M. OMAR
Volume 53, Issue 112, January 2007, Pages 1-7
KH.A.A. HEDAWY; M.M.A. EL-SHORBAGY