Khan, Sarfaraz, Malik Muhammad Atif, Sadia Asif, Uzma Malik, Sarmad Zahoor, and Samar Firdous. 2023. “Response of Tocilizumab in Treating Severe to Critical COVID-19; Single-Centre Experience at a Tertiary Care Centre”. Pakistan Armed Forces Medical Journal 73 (5): 1468-71. https://doi.org/10.51253/pafmj.v73i5.7532.