TY  - RPRT
TI  - Skull base chordomas: a management challenge.
AU  - O al-Mefty
AU  - L A Borba
PY  - 1997
DO  - 10.3171/jns.1997.86.2.0182
UR  - https://pubmed.ncbi.nlm.nih.gov/9010416/
ID  - 9010416
ER  -