Sharma, Ashish, and Nagababu Pyadala. 2020. “Bacterial Etiology of Otitis Media and Their Antibiogram Among Patients Attending Tertiary Care Hospital”. International Journal of Otorhinolaryngology and Head and Neck Surgery 6 (9):1604-7. https://doi.org/10.18203/issn.2454-5929.ijohns20203557.