Md Arepen, Siti Asmat, Nor Azirah Salahuddin, and Eyzawiah Hassan. “Narrative Review of Tracheostomy Procedure During COVID-19 Pandemic”. Ulum Islamiyyah 33, no. 3 (June 19, 2021): 51–69. Accessed November 23, 2024. https://uijournal.usim.edu.my/index.php/uij/article/view/320.