3BatainethABo EtiOlogyand incidencemaxillofaciai fractures in the north of Jordan. Oral Surg Oral Med Oral Pathol Oral RadiO1 Endod, 1998; 86 (1) :31 -35.
4Worral SF. Mechanisms, pattern and treatment costs of maxillofacial injuries. J Injury, 1991,22 (1) :25 -28.