M. Juliana, T. . Damayanti, Y. . Hanifah, and E. . Burhan, “Myocard Injury in COVID-19 Patients After Application Of Umbilical Cord Mesenchymal Stem Cell (UC-MSC) as Adjuvant Therapy in Persahabatan Hospital”, Respir Scie, vol. 3, no. 3, pp. 185-199, Jun. 2023.