Shrestha, D. and Dev, R. 2021. Premaxillary and maxillary sinus mucormycosis post COVID: a rare case report. International Journal of Otorhinolaryngology and Head and Neck Surgery. 7, 12 (Nov. 2021), 1922–1926. DOI:https://doi.org/10.18203/issn.2454-5929.ijohns20214687.