Khurram Syed A, Smith Austen T, Yousefpour Afshin, Mohammed-Ali Ricardo I
Department of Oral and Maxillofacial Surgery, Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield, UK.
Br J Oral Maxillofac Surg. 2011 Sep;49(6):e44-6. doi: 10.1016/j.bjoms.2011.01.006. Epub 2011 Feb 24.