RT Journal Article SR Electronic T1 Short term benefit of battery depletion in vagus nerve stimulation for epilepsy JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 939 OP 939 DO 10.1136/jnnp.2003.028050 VO 75 IS 6 A1 R Wennberg YR 2004 UL http://jnnp.bmj.com/content/75/6/939.abstract AB