Khalil Ahmed Orakzai, Imran Khan, Sohail, Ubaid Ur Rehman 2023. A Single-Center Study on the Prevalence of Cholesteatoma in People with Central Perforation and Chronic Otitis Media. Pakistan Journal of Medical & Health Sciences. 17, 04 (Jun. 2023), 453. DOI:https://doi.org/10.53350/pjmhs2023174453.