RT Journal Article SR Electronic T1 Congenital Glioependymal Cyst Presenting with Severe Proptosis JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 999 OP 1000 DO 10.3174/ajnr.A0533 VO 28 IS 6 A1 Ruby E. Obaldo A1 Lei Shao A1 Lisa H. Lowe YR 2007 UL http://www.ajnr.org/content/28/6/999.2.abstract AB