Submitted on: 08 September 2009.
Revised on: 06 November 2009.
Accepted on: 04 December 2009.
___________________Journal of Addictions Nursing---LIPPINCOTT WILLIAMS & WILKINS
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Submitted on: 30 June 2008.
Revised on: 04 September 2008.
Accepted on: 03 November 2008.
___________________Journal of Addictions Nursing---LIPPINCOTT WILLIAMS & WILKINS
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