RT Journal Article SR Electronic T1 Dermoid cyst of great wing of sphenoid bone. JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 131 OP 133 DO 10.1136/bjo.54.2.131 VO 54 IS 2 A1 Mortada, A YR 1970 UL http://bjo.bmj.com/content/54/2/131.abstract AB