NINGRUM, Valendriyani; GHANIYYU, Ghaniyyu. The Effect Of Facial Exercise On The Amount Of Salivary Secretion In The Elderly At The Mandiangin Health Center Bukittinggi City. Odonto : Dental Journal, [S.l.], v. 12, n. 2, p. 190-197, aug. 2025. ISSN 2460-4119. Available at: <https://jurnal.unissula.ac.id/index.php/odj/article/view/35513>. Date accessed: 05 sep. 2025. doi:http://dx.doi.org/10.30659/odj.12.2.190-197.