Submitted on: 21 January 2007.
Revised on: 18 February 2007.
Accepted on: 04 April 2007.
___________________Applied Health Economics and Health Policy
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Submitted on: 05 May 2017.
Revised on: 30 May 2017.
Accepted on: 10 June 2017.
___________________Applied Health Economics and Health Policy
Submitted on: 30 September 2003.
Revised on: 14 January 2004.
Accepted on: 07 March 2004.
___________________Applied Health Economics and Health Policy
Submitted on: 04 November 2020.
Revised on: 19 January 2021.
Accepted on: 06 February 2021.
___________________Applied Health Economics and Health Policy