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Submitted on: 01 August 2000.
Revised on: 11 November 2000.
Accepted on: 24 November 2000.
___________________ADVANCES IN HEALTH SCIENCES EDUCATION
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Submitted on: 15 July 2001.
Revised on: 23 September 2001.
Accepted on: 15 October 2001.
___________________ADVANCES IN HEALTH SCIENCES EDUCATION
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