Não informado. (2003). Journal of Neurosurgery. American Association of Neurological Surgeons.
Chicago-referens (17:e uppl.)Não informado. Journal of Neurosurgery. Charlottesville, Va: American Association of Neurological Surgeons, 2003.
MLA-referens (8:e uppl.)Não informado. Journal of Neurosurgery. American Association of Neurological Surgeons, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.