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Submitted on: 20 March 2008.
Revised on: 17 July 2008.
Accepted on: 22 August 2008.
___________________Journal of Applied Biomedicine
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Submitted on: 30 November 2006.
Revised on: 27 January 2007.
Accepted on: 27 March 2007.
___________________Journal of Applied Biomedicine
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Submitted on: 30 March 1998.
Revised on: 27 April 1998.
Accepted on: 25 May 1998.
___________________Journal of Applied Biomedicine
Submitted on: 30 June 1999.
Revised on: 07 September 1999.
Accepted on: 25 October 1999.
___________________Journal of Applied Biomedicine
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