RT Journal Article SR Electronic T1 Pigmented villonodular synovitis and synovial cysts of the spine [ comment]. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 167 OP 168 VO 13 IS 1 A1 P G Bullough YR 1992 UL http://www.ajnr.org/content/13/1/167.abstract AB