Submitted on: 01 January 2009.
Revised on: 10 January 2009.
Accepted on: 21 January 2009.
MATHEMATICAL MEDICINE AND BIOLOGY-A JOURNAL OF THE IMA
Submitted on: 16 September 2008.
Revised on: 28 September 2008.
Accepted on: 19 October 2008.
MATHEMATICAL MEDICINE AND BIOLOGY-A JOURNAL OF THE IMA
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http://reply.papertrans.cn/3/215/21445/21445-14.png
Submitted on: 08 January 2001.
Revised on: 14 February 2001.
Accepted on: 08 March 2001.
MATHEMATICAL MEDICINE AND BIOLOGY-A JOURNAL OF THE IMA
http://reply.papertrans.cn/3/215/21445/21445-16.png
http://reply.papertrans.cn/3/215/21445/21445-17.png
Submitted on: 04 January 2007.
Revised on: 13 January 2007.
Accepted on: 28 January 2007.
MATHEMATICAL MEDICINE AND BIOLOGY-A JOURNAL OF THE IMA
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Submitted on: 16 August 2003.
Revised on: 25 August 2003.
Accepted on: 20 September 2003.
MATHEMATICAL MEDICINE AND BIOLOGY-A JOURNAL OF THE IMA