Mohammad S. Al-Haggar, Ahmad A. Settin, Mohamed Ragab, May Al- Shahat, Hisham Abdel-Hadi, El-Shahat Toson, Mona A. Samy, Rabab Abu Al-Kasem, Soheir Yahya and Zakaria Al-Morsy
Journal of Medical Sciences 6 ( 6 ): 906 - 914 , 2006