Submitted on: 21 March 1999.
Revised on: 29 May 1999.
Accepted on: 25 June 1999.
___________________Alexandria Journal of Medicine
http://reply.papertrans.cn/1/12/1148/1148-22.png
Submitted on: 28 December 2007.
Revised on: 05 April 2008.
Accepted on: 21 May 2008.
___________________Alexandria Journal of Medicine
http://reply.papertrans.cn/1/12/1148/1148-24.png
http://reply.papertrans.cn/1/12/1148/1148-25.png
Submitted on: 02 January 2004.
Revised on: 29 March 2004.
Accepted on: 03 May 2004.
___________________Alexandria Journal of Medicine
Submitted on: 15 October 2022.
Revised on: 14 December 2022.
Accepted on: 04 February 2023.
___________________Alexandria Journal of Medicine
Submitted on: 18 October 2016.
Revised on: 27 December 2016.
Accepted on: 12 January 2017.
___________________Alexandria Journal of Medicine
Submitted on: 26 July 2015.
Revised on: 25 September 2015.
Accepted on: 24 October 2015.
___________________Alexandria Journal of Medicine
Submitted on: 20 August 2005.
Revised on: 08 November 2005.
Accepted on: 27 December 2005.
___________________Alexandria Journal of Medicine