Olusola Emmanuel Ojo et al. 2022. Structural and Morphological Evaluations of Natural Hydroxyapatite from Calcined Animal Bones for Biomedical Applications. Journal of Casting & Materials Engineering. 6, 1 (Feb. 2022), 14–21. DOI:https://doi.org/10.7494/jcme.2022.6.1.14.