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Submitted on: 03 November 1999.
Revised on: 14 February 2000.
Accepted on: 16 March 2000.
___________________International Journal of Mental Health Nursing
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Submitted on: 14 December 2002.
Revised on: 08 April 2003.
Accepted on: 10 May 2003.
___________________International Journal of Mental Health Nursing