RT Journal Article SR Electronic T1 Malignant transformation of a recurrent vestibular schwannoma JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 109 OP 110 DO 10.1136/jcp.57.1.109 VO 57 IS 1 A1 Wilkinson, J S A1 Reid, H A1 Armstrong, G R YR 2004 UL http://jcp.bmj.com/content/57/1/109.abstract AB