http://reply.papertrans.cn/2/141/14040/14040-31.png
Submitted on: 31 October 2003.
Revised on: 10 February 2004.
Accepted on: 14 March 2004.
___________________INTERNATIONAL JOURNAL OF RADIATION ONCOLOGY BIOLOGY PHYSICS
http://reply.papertrans.cn/2/141/14040/14040-33.png
Submitted on: 10 September 2008.
Revised on: 11 November 2008.
Accepted on: 19 December 2008.
___________________INTERNATIONAL JOURNAL OF RADIATION ONCOLOGY BIOLOGY PHYSICS
http://reply.papertrans.cn/2/141/14040/14040-35.png
Submitted on: 03 April 2012.
Revised on: 20 June 2012.
Accepted on: 19 August 2012.
___________________INTERNATIONAL JOURNAL OF RADIATION ONCOLOGY BIOLOGY PHYSICS