title: [Retropharyngeal lipoblastic sarcoma: anatomic and clinical course].
mesh_terms: D000368:Aged; D006258:Head and Neck Neoplasms / Q000473:pathology; D006801:Humans; D008080:Liposarcoma / Q000473:pathology; D008297:Male
vernacular_title: Sarcoma lipoblastique retro-pharynge: evolution anatomique et clinique