1. Treatment of Cancer Pain with Noninvasive Brain Stimulation
Gisele Silva, MD, PhD 
Journal of Pain and Symptom Management 
Volume 34, Issue 4, Pages (October 2007)
DOI: /j.jpainsymman
Copyright © 2007 U.S. Cancer Pain Relief Committee Terms and Conditions

2. Fig. 1
Daily mean variation of pain levels as indexed by visual analog scale. Arrows indicate the time of medications intake (6 am, 12 pm, 6 pm, and 12 am). The patient was taking 45mg of codeine and 500mg of paracetamol.
Journal of Pain and Symptom Management  , DOI: ( /j.jpainsymman )
Copyright © 2007 U.S. Cancer Pain Relief Committee Terms and Conditions

3. Fig. 2
Pain levels during treatment with sham and active tDCS. During treatment with tDCS, medications were withheld.
Journal of Pain and Symptom Management  , DOI: ( /j.jpainsymman )
Copyright © 2007 U.S. Cancer Pain Relief Committee Terms and Conditions