Submitted on: 19 September 2008.
Revised on: 27 November 2008.
Accepted on: 22 January 2009.
___________________Interdisciplinary Journal of Problem-Based Learning
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Submitted on: 11 January 2009.
Revised on: 01 February 2009.
Accepted on: 13 February 2009.
___________________Interdisciplinary Journal of Problem-Based Learning
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Submitted on: 15 January 2021.
Revised on: 04 April 2021.
Accepted on: 14 May 2021.
___________________Interdisciplinary Journal of Problem-Based Learning
Submitted on: 08 October 2002.
Revised on: 12 November 2002.
Accepted on: 01 January 2003.
___________________Interdisciplinary Journal of Problem-Based Learning
Submitted on: 16 November 2019.
Revised on: 27 February 2020.
Accepted on: 09 March 2020.
___________________Interdisciplinary Journal of Problem-Based Learning
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Submitted on: 22 December 2004.
Revised on: 02 February 2005.
Accepted on: 18 February 2005.
___________________Interdisciplinary Journal of Problem-Based Learning
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