http://www.jove.com/video/2744/electrode-positioning-and-montage-in-transcranial-direct-current-stimulation http://www.jove.com/video/2744/electrode-positioning

http://www.jove.com/video/2744/electrode-positioning-and-montage-in-transcranial-direct-current-stimulation http://www.jove.com/video/2744/electrode-positioning-and-mon... also there is reddit.com/r/tdcs for more info