The Effectiveness of Health Belief Model as an Educational Intervention in Improvement of Oral Hygiene: A Systematic Review. Indian Journal of Public Health Research & Development, [S. l.], v. 11, n. 1, p. 385–389, 2020. DOI: 10.37506/ijphrd.v11i1.466. Disponível em: https://www.medicopublication.com/index.php/ijphrd/article/view/466. Acesso em: 16 may. 2026.