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The ability of rheumatologists blinded to prior workup to diagnose rheumatoid arthritis only by clinical assessment: a cross-sectional study

Ehrenstein, Boris ; Pongratz, Georg ; Fleck, Martin ; Hartung, Wolfgang


Objectives. We aimed to study the ability of board-certified rheumatologists, blinded to all prior diagnostic test results, to establish the presence/absence of an inflammatory rheumatic disease (IRD) or RA among polyarthralgia or arthritis patients, solely relying on clinical assessment. Methods. We performed a prospective, examiner-blinded, cross-sectional study documenting the diagnostic work ...


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