RT Journal Article SR Electronic T1 Botulinum toxin type A in pain management JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 709 OP 709 DO 10.1136/jnnp.70.5.709e VO 70 IS 5 A1 G D SCHOTT YR 2001 UL http://jnnp.bmj.com/content/70/5/709.6.abstract AB