Submitted on: 07 February 2006.
Revised on: 11 March 2006.
Accepted on: 30 April 2006.
___________________AMERICAN JOURNAL OF CRITICAL CARE
Submitted on: 17 June 2012.
Revised on: 19 July 2012.
Accepted on: 14 September 2012.
___________________AMERICAN JOURNAL OF CRITICAL CARE
Submitted on: 06 March 2010.
Revised on: 16 May 2010.
Accepted on: 27 June 2010.
___________________AMERICAN JOURNAL OF CRITICAL CARE
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Submitted on: 09 January 2013.
Revised on: 08 February 2013.
Accepted on: 29 March 2013.
___________________AMERICAN JOURNAL OF CRITICAL CARE