Kurniawati, Y., K. S. Atmaja, K. Suryana, and W. W. S. Putra. “Dramatic Improvement in Severe-Critical COVID-19 Patient After Tocilizumab Administration: A Clinical Experience”. Intisari Sains Medis, vol. 12, no. 1, Apr. 2021, pp. 338-40, doi:10.15562/ism.v12i1.951.