Pages 51-67
Lamiaa O. Hafez; Fatma A. Ali; Ashraf A. El-Ghoneimy; Magdy I. Abdel-Aziz
Pages 75-81
Bimrew Asmare; Tesfaye Negewo
Pages 82-107
Ramadan El shoukary; Nani Nasr eldin; Ahmed osman
Pages 119-130
Azhar Abdel fattah; Hesham Mohammed; Mohamed Youssef; Al-Sadik Saleem; Ibrahim Youniss