“Viability Test of the Gourami Scales Collagen Extract (Osphronemus Goramy) on the Human Gingival Fibroblast Cells”. Medico Legal Update 20, no. 4 (November 18, 2020): 144–148. Accessed May 24, 2026. https://ijop.net/index.php/mlu/article/view/1785.