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Submitted on: 17 December 2008.
Revised on: 22 March 2009.
Accepted on: 25 April 2009.
___________________Current Emergency and Hospital Medicine Reports
Submitted on: 13 February 2004.
Revised on: 21 April 2004.
Accepted on: 12 June 2004.
___________________Current Emergency and Hospital Medicine Reports
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Submitted on: 14 October 2005.
Revised on: 21 January 2006.
Accepted on: 16 March 2006.
___________________Current Emergency and Hospital Medicine Reports
Submitted on: 06 September 2007.
Revised on: 07 December 2007.
Accepted on: 18 January 2008.
___________________Current Emergency and Hospital Medicine Reports
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