Muhammad Shehryar Hussain ,Ali Haider ,Usama Ahmad Yousuf ,Warisha Laraib ,Fatima Dildar ,Hafiz Amjad Hussain (2020) “Comparison of effectiveness of various treatment strategies in COVID-19 patients: A Systematic Review”, Journal of Rawalpindi Medical College, 24(Supp-1). doi: 10.37939/jrmc.v24iSupp-1.1431.