Pages 33-42
Ahmed Abdel-wahab; Bahaa El-Din A. Tawfik
Pages 43-51
Mostafa E. Elkhatib; Tarek M. Abd El-Samad
Pages 53-61
Saad A. Darwish; Mansour M. Hussein; Bahaa El-Din A. Tawfik
Pages 63-71
Ahmed M. Rashid; Bahaa El- Din A. Tawfek
Pages 73-81
Hossam I. Abbas; Mansour M. Hussien
Pages 83-88
Abdelaziz Baiomy Abdullah; Mohamed E. Mohamed; Mahmoud A. Abdallah