Volume 61, Issue 144, January 2015, Pages 38-45
M. SHAKER EMAN; ABD-ELLAH A. ABD-ALLA; MOHAMED Y. ELAREF
Volume 57, Issue 131, October 2011, Pages 1-19
HANAA H.A. EL-MOSSALAMI; SHEREIN M. NOSIER; Y.A. ABDEL-HAKEIM