Documents A list of downloadable documents created during development. Other information IP/969 Percutaneous electrical nerve stimulation for refractory neuropathic pain: consultation comments table 27 March 2013 60.09 KB Percutaneous electrical nerve (PENS) stimulator for neuropathic pain refractory to other treatments: additional information 16 November 2012 71.12 KB Percutaneous electrical nerve (PENS) stimulator for neuropathic pain refractory to other treatments: systematic review 16 November 2012 1.84 MB Addendum to systematic review 12 April 2013 685.77 KB Percutaneous electrical nerve (PENS) stimulator for neuropathic pain refractory to other treatments: consultation document information