Submitted on: 30 September 2010.
Revised on: 18 January 2011.
Accepted on: 13 February 2011.
___________________Communications in Mathematical Biology and Neuroscience
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Submitted on: 27 April 2021.
Revised on: 13 June 2021.
Accepted on: 29 July 2021.
___________________Communications in Mathematical Biology and Neuroscience
Submitted on: 03 September 2011.
Revised on: 13 November 2011.
Accepted on: 18 December 2011.
___________________Communications in Mathematical Biology and Neuroscience
Submitted on: 04 April 2015.
Revised on: 12 July 2015.
Accepted on: 15 August 2015.
___________________Communications in Mathematical Biology and Neuroscience
Submitted on: 19 June 2017.
Revised on: 11 September 2017.
Accepted on: 21 October 2017.
___________________Communications in Mathematical Biology and Neuroscience