Submitted on: 06 March 1998.
Revised on: 13 May 1998.
Accepted on: 03 July 1998.
___________________European Heart Journal-Quality of Care and Clinical Outcomes
Submitted on: 15 February 2000.
Revised on: 13 April 2000.
Accepted on: 06 June 2000.
___________________European Heart Journal-Quality of Care and Clinical Outcomes
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http://reply.papertrans.cn/1/91/9072/9072-14.png
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Submitted on: 31 January 2019.
Revised on: 01 May 2019.
Accepted on: 27 May 2019.
___________________European Heart Journal-Quality of Care and Clinical Outcomes
Submitted on: 18 November 2009.
Revised on: 24 January 2010.
Accepted on: 05 March 2010.
___________________European Heart Journal-Quality of Care and Clinical Outcomes
Submitted on: 14 July 2006.
Revised on: 04 August 2006.
Accepted on: 04 September 2006.
___________________European Heart Journal-Quality of Care and Clinical Outcomes
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Submitted on: 15 August 1999.
Revised on: 29 October 1999.
Accepted on: 19 December 1999.
___________________European Heart Journal-Quality of Care and Clinical Outcomes