Submitted on: 28 August 1998.
Revised on: 21 December 1998.
Accepted on: 15 January 1999.
___________________HEALTH ECONOMICS---WILEY
Submitted on: 20 May 1999.
Revised on: 30 July 1999.
Accepted on: 20 August 1999.
___________________HEALTH ECONOMICS---WILEY
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Submitted on: 03 December 2015.
Revised on: 11 February 2016.
Accepted on: 15 March 2016.
___________________HEALTH ECONOMICS---WILEY
Submitted on: 24 May 2002.
Revised on: 08 July 2002.
Accepted on: 21 July 2002.
___________________HEALTH ECONOMICS---WILEY
Submitted on: 02 July 2008.
Revised on: 02 August 2008.
Accepted on: 10 September 2008.
___________________HEALTH ECONOMICS---WILEY
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