Research of the Spreading and Primary Prevention in Periodontopathy. Acta Medica Academica, [S. l.], v. 23, p. 97–107, 1986. DOI: 10.5644/Radovi.249. Disponível em: https://www.ama.ba/index.php/ama/article/view/960. Acesso em: 11 feb. 2026.