Lim, S. W., and W. E. W. Mohamad. “Ectopic Primary Olfactory Neuroesthesioblastoma Originating from the Anterior Nasal Septum”. International Journal of Otorhinolaryngology and Head and Neck Surgery, vol. 6, no. 7, June 2020, pp. 1361-3, doi:10.18203/issn.2454-5929.ijohns20202794.