Shamim, Faisal, Muhammad Sohaib, Kashaf Shahid, and Syed Akbar Abbas. 2023. “Head and Neck Cancer Recurrence With Limited Mouth Opening, Radiation Fibrosis and Confirmed COVID-19 Infection: Approach to Airway Management”. Journal of the Pakistan Medical Association 73 (4):912-14. https://doi.org/10.47391/JPMA.5588.