MA, Xun. Research on 3D Printed Scaffolds Loaded With Extracellular Vesicles to Regulate the Microenvironment of Periodontitis Microbiota and Promote Tissue Regeneration. International Journal of Public Health and Medical Research, [S. l.], v. 6, n. 4, p. 139–145, 2026. DOI: 10.62051/ijphmr.v6n4.20. Disponível em: https://wepub.org/index.php/IJPHMR/article/view/6114. Acesso em: 29 apr. 2026.