CT Appearance of Clival Chordomas
J Comput Assist Tomogr 10:34-38, Meyer,J.E.,et al, 1986
Intermittent Diplopia in Chordoma
Ann Ophthalmol 26:20-22, Aydin,P.,et al, 1994
Intracranial Chordomas:A Clinicopathological and Prognostic Study of 51 Cases
J Neurosurg 78:741-747, Forsyth,P.A.,et al, 1993