Mahfuz, Md Sirajul Islam, Kabir A, AHM Zahurul Haq, Allam Chowdhury, Ahmmad Taous, and Md Mozaharul Islam. 2020. “Prevalence of Chronic Suppurative Otitis Media in Out Patient Department (OPD) in a District Level 250 Bedded General Hospital, Gopalganj, Bangladesh”. Bangladesh Journal of Otorhinolaryngology 22 (2):102-9. https://doi.org/10.3329/bjo.v22i2.45096.