Submitted on: 25 May 2006.
Revised on: 21 August 2006.
Accepted on: 21 September 2006.
___________________JOURNAL OF PSYCHOSOMATIC RESEARCH
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Submitted on: 25 April 2008.
Revised on: 15 May 2008.
Accepted on: 28 May 2008.
___________________JOURNAL OF PSYCHOSOMATIC RESEARCH
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