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Submitted on: 04 August 2007.
Revised on: 22 November 2007.
Accepted on: 03 December 2007.
___________________Clinical Gerontologist---ROUTLEDGE JOURNALS, TAYLOR & FRANCIS LTD
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Submitted on: 30 November 2000.
Revised on: 28 February 2001.
Accepted on: 26 March 2001.
___________________Clinical Gerontologist---ROUTLEDGE JOURNALS, TAYLOR & FRANCIS LTD
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