Jambunathan, Prabaakharan, Arvinder S. Maan, and Karan Sharma. 2019. “A Study of Status of Contralateral Ear in Unilateral Chronic Otitis Media in 500 Patients”. International Journal of Otorhinolaryngology and Head and Neck Surgery 6 (1):34-39. https://doi.org/10.18203/issn.2454-5929.ijohns20195579.