., N., Grisnanda, P., Nathania, I., Soeroso, Y., Lessang, R. and Sulijaya, B. 2022. The Role of Type-2 Diabetes Mellitus in the Progressivity of Periodontitis Stage IV Grade C: A Case Report. KnE Medicine. 2, 1 (Apr. 2022), 151-159. DOI:https://doi.org/10.18502/kme.v2i1.10847.