Habib-Ur-Rehman, Fazal-I-Wahid , Nadar Khan , Adil Khan, Muhammad Riaz Khan, Isteraj Khan Shahabi. 2014. “Attico-Antral Vs. Tubo-Tympanic Chronic Suppurative Otitis Media”. Journal of Rawalpindi Medical College 18 (2). http://journalrmc.com/index.php/JRMC/article/view/355.