TY - JOUR AU - Smeets R. BT - European Journal of Pain LA - eng LB - Y M1 - 1 N1 - AR10 - 1st qtr PY - 2009 SP - 109 EP - 10. T2 - European Journal of Pain TI - A comparison of the relationship between depression, perceived disability, and physical performance in persons with chronic pain. Commentary VL - 13 ER -