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Submitted on: 28 January 2019.
Revised on: 19 February 2019.
Accepted on: 14 April 2019.
___________________BMC Rheumatology---SPRINGERNATURE
Submitted on: 12 September 2000.
Revised on: 26 October 2000.
Accepted on: 21 December 2000.
___________________BMC Rheumatology---SPRINGERNATURE
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Submitted on: 29 April 2005.
Revised on: 31 May 2005.
Accepted on: 22 June 2005.
___________________BMC Rheumatology---SPRINGERNATURE
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Submitted on: 29 April 2022.
Revised on: 13 June 2022.
Accepted on: 02 July 2022.
___________________BMC Rheumatology---SPRINGERNATURE
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