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Submitted on: 26 August 2009.
Revised on: 30 October 2009.
Accepted on: 30 November 2009.
___________________African Journal of Emergency Medicine
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Submitted on: 24 August 2010.
Revised on: 15 October 2010.
Accepted on: 09 November 2010.
___________________African Journal of Emergency Medicine
Submitted on: 06 December 2006.
Revised on: 11 January 2007.
Accepted on: 28 February 2007.
___________________African Journal of Emergency Medicine
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Submitted on: 04 February 2005.
Revised on: 23 May 2005.
Accepted on: 25 June 2005.
___________________African Journal of Emergency Medicine
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