Submitted on: 27 December 2004.
Revised on: 21 January 2005.
Accepted on: 20 February 2005.
___________________Journal of Patient-Reported Outcomes
Submitted on: 29 July 2011.
Revised on: 30 August 2011.
Accepted on: 09 October 2011.
___________________Journal of Patient-Reported Outcomes
Submitted on: 09 November 2018.
Revised on: 05 December 2018.
Accepted on: 03 February 2019.
___________________Journal of Patient-Reported Outcomes
Submitted on: 09 May 2008.
Revised on: 20 July 2008.
Accepted on: 23 August 2008.
___________________Journal of Patient-Reported Outcomes
Submitted on: 03 November 2017.
Revised on: 21 January 2018.
Accepted on: 10 February 2018.
___________________Journal of Patient-Reported Outcomes
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http://reply.papertrans.cn/2/186/18584/18584-27.png
Submitted on: 07 April 2002.
Revised on: 24 July 2002.
Accepted on: 17 August 2002.
___________________Journal of Patient-Reported Outcomes
Submitted on: 31 August 2012.
Revised on: 16 November 2012.
Accepted on: 26 November 2012.
___________________Journal of Patient-Reported Outcomes
Submitted on: 16 August 2016.
Revised on: 26 November 2016.
Accepted on: 27 December 2016.
___________________Journal of Patient-Reported Outcomes