Submitted on: 05 May 1999.
Revised on: 21 July 1999.
Accepted on: 28 August 1999.
___________________Journal of Healthcare Informatics Research
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Submitted on: 02 September 2007.
Revised on: 19 October 2007.
Accepted on: 01 December 2007.
___________________Journal of Healthcare Informatics Research
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Submitted on: 26 July 2000.
Revised on: 12 November 2000.
Accepted on: 23 November 2000.
___________________Journal of Healthcare Informatics Research
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Submitted on: 29 March 2015.
Revised on: 04 June 2015.
Accepted on: 17 June 2015.
___________________Journal of Healthcare Informatics Research
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Submitted on: 01 May 2004.
Revised on: 17 June 2004.
Accepted on: 26 July 2004.
___________________Journal of Healthcare Informatics Research
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