Volume 46, Issue 1, April 2016, Pages 217-222
OSAMA F. SHARAF; ELAMIR M. AMIR; YOUSRY A. HAWASH
Volume 43, Issue 2, August 2013, Pages 295-302
MOHAMAD SALAH M. HASSAN; MOUFAG TAYEB; ELAMIR MAHMOUD AMIR; AKRAM MOHAMMAD WALI; FAWAZ SIDIG MOHAMED