Submitted on: 08 June 2009.
Revised on: 02 July 2009.
Accepted on: 07 August 2009.
___________________JOURNAL OF THORACIC AND CARDIOVASCULAR SURGERY
Submitted on: 09 September 2012.
Revised on: 07 October 2012.
Accepted on: 05 November 2012.
___________________JOURNAL OF THORACIC AND CARDIOVASCULAR SURGERY
Submitted on: 15 June 2012.
Revised on: 12 October 2012.
Accepted on: 27 October 2012.
___________________JOURNAL OF THORACIC AND CARDIOVASCULAR SURGERY
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Submitted on: 16 November 2012.
Revised on: 14 March 2013.
Accepted on: 14 April 2013.
___________________JOURNAL OF THORACIC AND CARDIOVASCULAR SURGERY
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