TY - CONF T1 - In rheumatoid arthritis (RA) utility calculations should be derived from EQ5D rather than SF-36 due to floor effects. JO - ARTHRITIS AND RHEUMATISM PY - 2001/01/01 AU - Bansback N AU - Brennan A AU - Reynolds A AU - Conway P AU - Hammond T ED - VL - 44 IS - 9 SP - S311 EP - S311 Y2 - 2025/08/15 ER -