4Koch M, Iro H, Zenk J. Sialendoscopy-based diagnosis and classification of parotid duct stenoses[J]. Laryngoscope, 2009, 119(9): 1696-1703.
5Obel G, KrogdahlAL, ThygesenT, etal. Juvenile mandibu- lar chronic osteomyelitis: 3 cases and a literature review[J]. J Oral Maxillofac Surg, 2013, 71 (2) : 305-309.
6Ngu RK, Brown JE, Whaites EJ .et al. Salivary duct stric- tures: nature and incidence in benign salivary obstruction[J]. Dentomaxillofac Radiol, 2007, 36(2): 63-67.
7Wang S, Marchal F, Zou Z, et al. Classification and man- agement of chronic sialadenitis of the parotid gland[J]. Jour- nal of Oral Rehabilitation, 2009, 36(1):2-8.
8Mandel L, Surattanont F. Bilateral parotid swelling: a re- view[J]. Oral Surg Oral Med Oral Pathol Oral Radiol Endod, 2002, 93(3): 221-237.
9Sharma R. Superficial parotidectomy for chronic parotid sialadenitis[J]. International journal of oral and maxillofa- cialsurgery, 2013, 42(1): 129-132.
10Baltensperger M, Gratz K, Bruder E, et al. Is primary chronic osteomyelitis a uniform disease? Proposal of a clas- sification based on a retrospective analysis of patients treated in the past 30 years [J]. Journal of Cranio-Maxillofacial Surgery, 2004, 32(1): 43-50.