1. A study of 25 cases of compression of the cauda equina by prolapsed intervertebral discs;Jennett, W.B.;J Neurol Neurosurg Psychiatry,1956
2. Massive protrusions of lumbar discs;Robinson, R.G.;Br J Surg,1956
3. La hernie due troisieme disque lombaire, de I'algie crurale au syndrome de la queue de cheval;Paillas, J.E.; Louis, R.; Brille, J.;Marseille-Chirurgical; No,1964
4. The indications for and results of the excision of lumbar intervertebral disc protrusions; a review of 500 cases;O'Connell, J.E.A.;Ann R Coll Surg Engl,1950