. Author manuscript; available in PMC: 2013 Dec 9.
Published in final edited form as: J Oral Maxillofac Surg. 2011 Aug 6;70(2):10.1016/j.joms.2011.04.007. doi: 10.1016/j.joms.2011.04.007
© 2012 American Association of Oral and Maxillofacial Surgeons