Submitted on: 08 April 2000.
Revised on: 20 May 2000.
Accepted on: 01 July 2000.
___________________Annals of Clinical and Translational Neurology
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Submitted on: 24 March 2011.
Revised on: 16 July 2011.
Accepted on: 02 August 2011.
___________________Annals of Clinical and Translational Neurology
Submitted on: 26 June 2009.
Revised on: 08 August 2009.
Accepted on: 01 September 2009.
___________________Annals of Clinical and Translational Neurology
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Submitted on: 16 March 2004.
Revised on: 04 July 2004.
Accepted on: 02 September 2004.
___________________Annals of Clinical and Translational Neurology
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Submitted on: 08 September 2008.
Revised on: 20 October 2008.
Accepted on: 03 December 2008.
___________________Annals of Clinical and Translational Neurology
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