Submitted on: 30 September 1998.
Revised on: 26 January 1999.
Accepted on: 18 February 1999.
___________________EUROPEAN JOURNAL OF PAIN---WILEY
Submitted on: 09 June 1999.
Revised on: 16 August 1999.
Accepted on: 30 August 1999.
___________________EUROPEAN JOURNAL OF PAIN---WILEY
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Submitted on: 26 January 2012.
Revised on: 13 March 2012.
Accepted on: 04 April 2012.
___________________EUROPEAN JOURNAL OF PAIN---WILEY
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http://reply.papertrans.cn/1/93/9240/9240-27.png
Submitted on: 15 December 2016.
Revised on: 07 January 2017.
Accepted on: 17 February 2017.
___________________EUROPEAN JOURNAL OF PAIN---WILEY
http://reply.papertrans.cn/1/93/9240/9240-29.png
Submitted on: 23 September 2000.
Revised on: 22 December 2000.
Accepted on: 19 January 2001.
___________________EUROPEAN JOURNAL OF PAIN---WILEY