TY - JOUR AU - Backonja, M M; Galer, B S TI - Pain assessment and evaluation of patients who have neuropathic pain JO - Neurol Clin IS - 4 VL - 16 PY - 1998 DO - 10.1016/S0733-8619(05)70097-9 SP - 775 EP - 790 ER -