How to Make and Characterize Hydroxyapatite from Eggshell Using the Hydrothermal Method: Potential Insights for Drug Delivery System. Indones. j. sci. technol. [Internet]. 2023 Dec. 1 [cited 2026 Jun. 7];8(3):469-86. Available from: https://ijost.upi.edu/index.php/ijost/article/view/387