Submitted on: 19 May 2011.
Revised on: 26 June 2011.
Accepted on: 14 July 2011.
___________________British Journal of Pain---SAGE PUBLICATIONS LTD
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Submitted on: 26 January 2024.
Revised on: 12 March 2024.
Accepted on: 07 May 2024.
___________________British Journal of Pain---SAGE PUBLICATIONS LTD
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Submitted on: 02 July 2006.
Revised on: 25 August 2006.
Accepted on: 08 October 2006.
___________________British Journal of Pain---SAGE PUBLICATIONS LTD
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Submitted on: 20 January 2009.
Revised on: 12 May 2009.
Accepted on: 28 June 2009.
___________________British Journal of Pain---SAGE PUBLICATIONS LTD