1. Literature has been grouped in reference lists of several chapters in those cases where arguments are difficult to entangle or published over several articles or books. In cases of citation the article or book involved is indicated by the reference number together with a capital Arabic letter.
2. Buruma OJS, Maat GJR (1987) Lumbosacral plexus lesions. In: Vinken PJ, Bruyn GW, Klawans HL (eds) “Handbook of clinical neurology” neuropathies, vol 51 (Revised series 7). Elsevier Science Publications, Amsterdam, pp 157–170
3. Romanes GJ (ed) (1972) Cunningham’s textbook of anatomy, 11th edn. Oxford University Press, London, pp 755–756–762-764
4. Donker PJ (1986) A study of the myelinated fibers in the branches of the pelvic plexus. Neurourol Urodyn 5:185–202
5. Gil Vernet S (1964) Innervation somatique et végétative des organes génito-urinaires. J Urol Nephrol (Paris) 70:45–55