Bano, Shehar, Saffa Tareen, Hafiza Hussain, Aleena Khan, Maryam Salman, and Kitson Deane. 2021. “Convalescent Plasma and Covid-19: Meta-Analysis of a Century-Old Technique”. Pakistan Journal of Surgery and Medicine 1 (4):e298. https://doi.org/10.37978/pjsm.v1i4.298.