“Contaminated Oxygen Cylinders for COVID-19 Patients: A Grave Negligence? Mucormycosis in COVID-19 Patients”. Journal of the Pakistan Medical Association 71, no. 12 (January 5, 2022): 2839–2839. Accessed July 13, 2026. https://jpma.org.pk/index.php/public_html/article/view/4219.