Alam, Masood, Aneel Razzak, Muhammad Hussain Shah Gilani, Zahid Siddique Shad, and Sheraz Hassan. 2023. “Comparison of Clinical Characteristics, Hospital Treatment and Outcomes in All Four Waves of Covid-19 Patients at RTEH Muzaffargarh, Pakistan”. Pakistan Journal of Medical Sciences 40 (2(ICON). https://doi.org/10.12669/pjms.40.2(ICON).8947.