1. Retroperitoneal schwannoma;Gubbay;Aust N Z J Surg,1995
2. Benign tumours of peripheral nerves;Enzinger,1995
3. Benign retroperitoneal neurilemmoma—a case report;Ooi;Ann Acad Med,1990
4. Benign solitary schwannomas;Das Gupta;Cancer,1969
5. Benign encapsulated neurilemmoma;Whitaker;Am Surg,1976