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Submitted on: 18 July 2001.
Revised on: 27 September 2001.
Accepted on: 11 November 2001.
___________________Arquivos Brasileiros de Cardiologia
Submitted on: 11 March 2008.
Revised on: 03 July 2008.
Accepted on: 17 August 2008.
___________________Arquivos Brasileiros de Cardiologia
Submitted on: 02 February 2013.
Revised on: 29 March 2013.
Accepted on: 25 April 2013.
___________________Arquivos Brasileiros de Cardiologia
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Submitted on: 02 June 2017.
Revised on: 03 July 2017.
Accepted on: 19 July 2017.
___________________Arquivos Brasileiros de Cardiologia
Submitted on: 29 August 2013.
Revised on: 24 September 2013.
Accepted on: 30 October 2013.
___________________Arquivos Brasileiros de Cardiologia
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