Submitted on: 24 December 2015.
Revised on: 29 January 2016.
Accepted on: 27 March 2016.
___________________BULLETIN OF MATHEMATICAL BIOLOGY
Submitted on: 21 April 2006.
Revised on: 29 July 2006.
Accepted on: 08 September 2006.
___________________BULLETIN OF MATHEMATICAL BIOLOGY
http://reply.papertrans.cn/1/44/4335/4335-23.png
Submitted on: 19 June 2010.
Revised on: 15 August 2010.
Accepted on: 11 September 2010.
___________________BULLETIN OF MATHEMATICAL BIOLOGY
Submitted on: 13 August 2022.
Revised on: 28 November 2022.
Accepted on: 22 January 2023.
___________________BULLETIN OF MATHEMATICAL BIOLOGY
http://reply.papertrans.cn/1/44/4335/4335-26.png
Submitted on: 17 September 2014.
Revised on: 15 January 2015.
Accepted on: 04 February 2015.
___________________BULLETIN OF MATHEMATICAL BIOLOGY
Submitted on: 08 April 2002.
Revised on: 26 July 2002.
Accepted on: 12 August 2002.
___________________BULLETIN OF MATHEMATICAL BIOLOGY
http://reply.papertrans.cn/1/44/4335/4335-29.png
http://reply.papertrans.cn/1/44/4335/4335-30.png