5Sato FR, Hajala FA, Freire Filho FW, et al. Eight-year retrospective study of odontogenic origin infections in a postgraduation program on oral and maxillofacial surgery. J Oral Maxillofac Surg,2009,67(5): 1092-1097.
6Zheng L,Yang C, Zhang W, et al. is there association between severe multispace infections of the oral maxillofacial region and diabetes mellitus? J Oral Maxillofac Surg,2012,70(7): 1565-1572.
7Ariyoshi Y, Shimahara M, Omura K, et al. Epidemiological study of malignant tumors in the oral and maxillofacial region: survey of member institutions of the Japanese Society of Oral and Maxillofacial Surgeons, 2002. lnt J Clin Oncol,2008,13(3) :220-228.
