Portenoy R, ID Pain Steering Committee, McLeod LD. Development and testing of a neuropathic pain screening questionnaire: ID Pain. Curr Med Res Opin. 2006;22(8):1555-65.
Jensen MP, Martin SA, Cheung R. The Meaning of pain relief in a clinical trial. J Pain. 2005 Jun 1;6:400-6.
Mladsi DM, Grogg AL, Irish WD, Lopez RB, Degen K, Swann A, Nimsch CT. Pharmacy cost evaluation of risperidone, olanzapine, and quetiapine for the treatment of schizophrenia in acute care inpatient settings. Curr Med Res Opin. 2004 Jan 1;20(12):1883-93. doi: 10.1185/030079904X11510.