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Submitted on: 25 April 2015.
Revised on: 19 August 2015.
Accepted on: 03 October 2015.
___________________Health Economics Review---BMC
Submitted on: 08 July 2023.
Revised on: 03 September 2023.
Accepted on: 10 October 2023.
___________________Health Economics Review---BMC
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Submitted on: 12 March 2011.
Revised on: 06 May 2011.
Accepted on: 04 June 2011.
___________________Health Economics Review---BMC
Submitted on: 09 October 1998.
Revised on: 21 November 1998.
Accepted on: 13 January 1999.
___________________Health Economics Review---BMC
Submitted on: 07 November 1999.
Revised on: 09 January 2000.
Accepted on: 22 January 2000.
___________________Health Economics Review---BMC
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Submitted on: 24 July 2001.
Revised on: 07 November 2001.
Accepted on: 24 December 2001.
___________________Health Economics Review---BMC