Hansdah, R., & Sachdeva, K. (2021). Spectrum of clinical characteristics of chronic suppurative otitis media unsafe type: a retrospective study from a tertiary care teaching hospital in Central India. International Journal of Otorhinolaryngology and Head and Neck Surgery, 7(7), 1105–1110. https://doi.org/10.18203/issn.2454-5929.ijohns20212444