Fig. 2From: BIOlogical Factors that Limit sustAined Remission in rhEumatoid arthritis (the BIO-FLARE study): protocol for a non-randomised longitudinal cohort studyThe BIO-FLARE Study overview with estimated patient numbers. Recruitment numbers are extrapolated from data observed in the BioRRA study [5] and other published studies of DMARD withdrawal [13, 14]. Sample collection will occur at baseline, 2, 5, 8, 12 and 24 weeks after DMARD withdrawal, and also at the time of arthritis flare if this occursBack to article page