Submitted on: 22 December 2018.
Revised on: 24 February 2019.
Accepted on: 15 April 2019.
___________________HardwareX---ELSEVIER
Submitted on: 11 October 2006.
Revised on: 24 January 2007.
Accepted on: 12 March 2007.
___________________HardwareX---ELSEVIER
Submitted on: 12 January 2012.
Revised on: 14 March 2012.
Accepted on: 26 March 2012.
___________________HardwareX---ELSEVIER
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Submitted on: 22 March 2005.
Revised on: 01 May 2005.
Accepted on: 11 May 2005.
___________________HardwareX---ELSEVIER
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