The OMERACT RA Flare Questionnaire (RA-FQ) is Responsive to Change in RA Symptoms and Impacts

Bartlett, S; Bykerk, V; Fautrel, B; Guillemin, F; den Broeder, A; Alten, R; Christensen, R; Choy, E; Furst, D; Hewlett, S; Leong, A; March, L; Woodworth, T; Bingham, C

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