“A Comparison of Yogurt and Probiotic Supplements Effects on the Hardness of Tooth Enamel: An In vitro Study: Perbandingan Pengaruh Yogurt dan Suplemen Probiotik terhadap Kekerasan Enamel Gigi: Studi in Vitro”, Dentika Dental J., vol. 25, no. 2, pp. 72–77, Dec. 2022, doi: 10.32734/dentika.v25i2.8575.