Surgical management of chordomas of the cervical spine
Journal of Neurosurgery: Spine
Ignacio J. Barrenechea, MD., Noel I. Perin,M.D., F.R.C.S.(edin), Aymara Triana, MD., Jonathan Lesser, MD, Peter Costantino, m.d., and Chandranath Sen, MD. Surgical management of chordomas of the cervical spine. J Neurosurg Spine 6:398–406, 2007