1. Inflammatory middle ear disease of the dog;Little,1991
2. Cholesteatoma;Albino,1998
3. Evidence-based review of aetiopathogenic theories of congenital and acquired cholesteatoma;Persaud,2007
4. 4. Roland PS , Shohet JA , Talavera F , et al: Middle Ear, Cholesteatoma. http://www.emedicine.com/ENT/topic220.htm, last updated June 6, 2006
5. The role of biofilms in otolaryngologic infections;Post,2007