Wondal, Loisaviny H. D., P. S. Anindita, and Elita Tambunan. “Perbedaan Pelepasan Ion Nikel (Ni) Dan Kromium (Cr) Kawat Ortodonti Stainless Steel Pada Perendaman Pasta Gigi Ortodonti Dan Non-Ortodonti”. e-GiGi 6, no. 2 (July 2, 2018). Accessed May 2, 2024. https://ejournal.unsrat.ac.id/v3/index.php/egigi/article/view/20150.