Supriatno, S. 2007. Electro-gene therapy in a human oral tongue cancer cell by intratumoral injection of pcDNA3.1-p27^Kip1 wt. Dental Journal. 40, 1 (Mar. 2007), 1–5. DOI:https://doi.org/10.20473/j.djmkg.v40.i1.p1-5.