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Submitted on: 13 May 2017.
Revised on: 18 August 2017.
Accepted on: 23 September 2017.
___________________JOURNAL OF RHEUMATOLOGY---J RHEUMATOL PUBL CO
Submitted on: 13 September 2000.
Revised on: 31 December 2000.
Accepted on: 21 January 2001.
___________________JOURNAL OF RHEUMATOLOGY---J RHEUMATOL PUBL CO
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