@article{articlec6487f64,
title   = {Chordomas of the craniocervical junction: follow-up review and prognostic factors},
author = {Colli, Benedicto Oscar and Al-Mefty, Ossama},
year = {2001},
doi = {10.3171/jns.2001.95.6.0933},
journal   = {Journal of Neurosurgery}
}