1. Anderson WAD (1971) Pathology. Mosby, St Louis, pp 572?573
2. Dorland's illustrated medical dictionary, 25th edn (1981) Saunders, Philadelphia London Toronto, p 679
3. Enzinger FM, Weiss SW (1983) Soft tissue tumors. Mosby, St Louis, pp 387?390
4. Hadju SI (1979) Pathology of soft tissue tumors. Lea & Febiger, Philadelphia, pp 370?374
5. Linson MA, Posner IP (1979) Synovial hemangioma as a cause of recurrent knee effusions. JAMA 242:2214?2215