title: Fibrosarcoma of the maxillary sinus, report of a new case.
mesh_terms: D005260:Female; D005354:Fibrosarcoma / Q000473:pathology; D006801:Humans; D008443:Maxillary Sinus; D008875:Middle Aged; D010255:Paranasal Sinus Neoplasms / Q000473:pathology