TY - GEN AU - Keisch,M E AU - Garcia,D M AU - Shibuya,R B TI - Retrospective long-term follow-up analysis in 21 patients with chordomas of various sites treated at a single institution SN - 0022-3085 PY - 1991///0913 KW - Actuarial Analysis KW - Adult KW - Aged KW - Aged, 80 and over KW - Chordoma KW - radiotherapy KW - Combined Modality Therapy KW - Female KW - Follow-Up Studies KW - Humans KW - Male KW - Middle Aged KW - Nasopharyngeal Neoplasms KW - Retrospective Studies KW - Skull Neoplasms KW - Spinal Neoplasms KW - Survival Rate KW - Time Factors N1 - Publication Type: Journal Article UR - https://doi.org/10.3171/jns.1991.75.3.0374 ER -