Pages 1-19
Fatma M. Mohamed; Manal H. Thabet; Marwa F. Ali
Pages 68-74
Hassan Abdel-Raheem; Hussien Ahmed; Sherief Sh. M. S. Abd-Allah; Mohamed Abdel-Rasoul
Pages 108-118
Rasha Hassan; Gamal Mosaad; Hala Y. Abd El-wahab