Pages 69-82
ALAA IBRAHEM SAYED ALI; HUSSEIN YOUSSEF AHMED YOUSSEF; SHERIEF MOHAMMED SAYED ABD-ALLAH
Pages 179-203
BAKHEET D.B.M.; HUSSEIN YOUSSEF AHMED; WALAA M. ELSHERIF; ABD-ALLAH SH.M.S
Pages 204-216
REHAM M. ABDEL- WAHHAB1; RANIA A. ABDEL KADER; ELHAM F. EL-NAGGAR; SOAD H. EL- SHEIKH