(Q41541447)
Statements
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Comparison of two approaches to measuring change in health status in rheumatoid arthritis: the Health Assessment Questionnaire (HAQ) and modified HAQ. (English)
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Ziebland S
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Fitzpatrick R
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Jenkinson C
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Mowat A
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Mowat A
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1 November 1992
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1202-1205
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Identifiers
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