Volume 32, Issue 2, June 2007, Pages 79-85
Sameh Rehan; Eman Almetwaly
Volume 31, Issue 4, December 2006, Pages 18-24
Sameh Ebrahim Rehan; Lobna Abd Elaziz Osman
Volume 31, Issue 4, December 2006, Pages 46-52
Sameh Ebrahim Rehan