title: [Ultrastructural study of a sacral chordoma].
mesh_terms: D000328:Adult; D002817:Chordoma / Q000473:pathology*; D006801:Humans; D008297:Male; D008854:Microscopy, Electron; D012447:Sacrum; D013125:Spinal Neoplasms / Q000473:pathology*
vernacular_title: A propos de l'étude ultrastructurale d'un chordome sacré.