V. Sofia, E. Nasrul, M. Manjas, and G. Revilla, “The Analysis of the Relationship between RELA Gene Expression and MMP-13 Gene Expression in Synoviocyte Cells after Mesenchymal Stem Cell Wharton Jelly”, Open Access Maced J Med Sci, vol. 7, no. 4, pp. 543–548, Feb. 2019.