Waqas Aslam, Fariha Salman, Syed Mazhar Ali Naqvi, Humaira Nazir, Anam Ahmad, Sohail Anwar. 2022. “Covid-19 and Intensive Care Unit: Infection, Contact Time & Procedures Performed”. Pakistan Journal of Medical & Health Sciences 16 (09):191. https://doi.org/10.53350/pjmhs22169191.