Anti‐carbamylated fibrinogen autoantibodies of IgG and IgA isotypes contribute to a better prognostic stratification in very early rheumatoid arthritis: data from the French national ESPOIR cohort

Anti‐carbamylated fibrinogen autoantibodies of IgG and IgA isotypes contribute to a better prognostic stratification in very early rheumatoid arthritis: data from the French national ESPOIR cohort | ReachRx