RT Journal Article SR Electronic T1 MATTERS ARISING JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 1137 OP 1138 DO 10.1136/jnnp.56.10.1137-b VO 56 IS 10 A1 Muntoni, F YR 1993 UL http://jnnp.bmj.com/content/56/10/1137.3.abstract AB