Rachmayanti, N., B. Bermawi, G. Nugraha, and H. B. Ballihgoo. “Before and After Convalescent Plasma Therapy for Covid-19 Patients at Jemursari Islamic Hospital ”. Medicra (Journal of Medical Laboratory Science/Technology), Vol. 4, no. 2, Dec. 2021, pp. 107-11, doi:10.21070/medicra.v4i2.1614.