2. Meimanejahromi A, Hoseinnejadariani F, ArabKhani R, Hosein nejadariani Sh. Evaluation of cholesteatoma frequency in patients with chronic ititis medis. Iranian Journal of Otorhinolaryngology 2010; 22 (59):21–4.
3. Meyer TA, Strunker JR, Chester L, Lambert PR. Cholesteatoma. In: Bailey BJ, Johnson JT. Head and neck surgery otolaryngology. 4th edition; 2006, Philadelphia, Lippincott Williams and Wilkins. Vol (2): 2081–91.
4. Zeifer B. Radiology of the temporal bone. In: Thomas R. Staecker H. Otolaryngology, basic science and clinical review.1st edition; 2006, Thieme medical publishers: 431–42.
5. Mohammadi Gh, Naderpour M, MousaviagdasM. Ossicular Erosion in Patients Requiring Surgery for Cholesteatoma. Iranian Journal of Otorhinolaryn- gology. 2012; 24(68): 125-8.