Pages 1-19
Lobna M. Moubarak; Lamees M. Bakeer; Ahmed Rashed
Pages 20-43
Sherif El Sayed
Pages 143-165
Aya lotfy zakaria habbak
Pages 250-265
Manal Youssef; ola mohamed samir; Said Hassan Abdelrahman
Pages 875-883
Ghada Gemaiey