title: Fibrosarcoma of the head and neck: a clinical analysis of forty cases.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D005153:Facial Neoplasms / Q000401:mortality / Q000473:pathology / Q000532:radiotherapy / Q000601:surgery; D005260:Female; D005354:Fibrosarcoma / Q000175:diagnosis / Q000209:etiology / Q000401:mortality / Q000473:pathology / Q000532:radiotherapy / Q000601:surgery; D005500:Follow-Up Studies; D006258:Head and Neck Neoplasms / Q000401:mortality / Q000473:pathology / Q000532:radiotherapy / Q000601:surgery; D006801:Humans; D008297:Male