Khalil M.K., Al Mazrou Y.Y. and Al Ghamdi Y.S.
Eastern Mediterranean Health Journal 6 ( 4 ): 644 - 651 , 2000
Khalil M.K., Al Mazrou Y.Y., Al Jeffri M. and Al Ghamdy Y.S.
Eastern Mediterranean Health Journal 7 ( 4 ): 829 - 834 , 2001
Khalil M.K., Al Mazrou Y.Y., Al Ghamdi Y.S., Tumsah S., Al Jeffri M. and Meshkhas A.
Eastern Mediterranean Health Journal 9 ( 1 ): 152 - 158 , 2003