PT - JOURNAL ARTICLE AU - Ochoa, Jose L. TI - NEUROPATHIC PAIN: REDEFINITION AND A GRADING SYSTEM FOR CLINICAL AND RESEARCH PURPOSES AID - 10.1212/01.wnl.0000346325.50431.5f DP - 2009 Apr 07 TA - Neurology PG - 1282--1283 VI - 72 IP - 14 4099 - http://n.neurology.org/content/72/14/1282.2.short 4100 - http://n.neurology.org/content/72/14/1282.2.full SO - Neurology2009 Apr 07; 72