TY  - RPRT
TI  - Chordoma: experience with thirteen cases.
AU  - J L POPPEN
AU  - A B KING
PY  - 1952
DO  - 10.3171/jns.1952.9.2.0139
UR  - https://pubmed.ncbi.nlm.nih.gov/14908650/
ID  - 14908650
ER  -