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Submitted on: 15 October 2011.
Revised on: 22 November 2011.
Accepted on: 15 December 2011.
QUALITATIVE HEALTH RESEARCH
Submitted on: 23 May 2002.
Revised on: 04 June 2002.
Accepted on: 21 June 2002.
QUALITATIVE HEALTH RESEARCH---SAGE PUBLICATIONS INC
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