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Submitted on: 28 July 2002.
Revised on: 20 November 2002.
Accepted on: 18 December 2002.
___________________Indian Journal of Rheumatology
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Submitted on: 28 August 2011.
Revised on: 11 November 2011.
Accepted on: 04 January 2012.
___________________Indian Journal of Rheumatology
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Submitted on: 05 August 2016.
Revised on: 07 September 2016.
Accepted on: 03 November 2016.
___________________Indian Journal of Rheumatology
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