Maqbool, T., K. S. Mehta, S. A. Showkat, and R. Ahmed. “Rare Cases Encountered in Otolaryngology and Head Neck Surgery”. International Journal of Otorhinolaryngology and Head and Neck Surgery, vol. 7, no. 2, Jan. 2021, pp. 365-8, doi:10.18203/issn.2454-5929.ijohns20210172.