Toward an Understanding of Patient Outco
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James F. Fries
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Article
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1983
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John Wiley and Sons
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English
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It is difficult to objectively measure the effects of arthritis or its treatment, and agreement on satisfactory endpoints has not been reached. Each proposed measure, from ring size to 50-foot walking time to articular index, has had its several proponents and its many critics. Now, new questionnair