Iqbal Mazhar, Lloyd Christopher J, Paley Martin D, Penfold Christopher N
North Wales Maxillofacial Service, Glan Clwyd Hospital, Bodelwyddan, North Wales LL16 5, UK.
Br J Oral Maxillofac Surg. 2007 Oct;45(7):596-7. doi: 10.1016/j.bjoms.2006.12.011. Epub 2007 Mar 8.