Chungath, Timna, Deepak Dileep Kumar, Shalu Susan Mathew, and Jijo Paul. “A Rare Case of Invasive Fungal Sinusitis by Co-Infection of Two Fungi in a Post COVID-19 Patient: A Case Report”. International Journal of Otorhinolaryngology and Head and Neck Surgery 7, no. 8 (July 23, 2021): 1361–1364. Accessed March 17, 2026. https://www.ijorl.com/index.php/ijorl/article/view/3069.