Health Disparities in DMARD Use in RA A UK study shows biological and targeted synthetic DMARD (b/tsDMARDs) use in newly diagnosed rheumatoid arthritis (RA) varies markedly by ethnicity, age and setting - "one-size-fits-all approach" does not apply. https://t.co/t7O99FM7fQ https://t.co/CtvfblpPUo