[New stereotactic surgical methods in the diagnosis and therapy of chordoma of the clivus].
D001921:Brain; D001932:Brain Neoplasms / Q000601:surgery*; D002817:Chordoma / Q000532:radiotherapy*; D003388:Cranial Fossa, Posterior; D006801:Humans; D013238:Stereotaxic Techniques
BRAIN NEOPLASMS/surgery; CHORDOMA/radiotherapy