Widowati, Kharinna, Titiek Berniyanti, and Retno Pudji Rahayu. “Apoptosis of Rattus Novergicus Gingival Fibroblasts Caused by Silver Nano-Particles Gel Exposure”. Dental Journal 48, no. 3 (September 30, 2015): 135–138. Accessed August 2, 2024. https://e-journal.unair.ac.id/MKG/article/view/1761.