Effect of 0.12% Chlorhexidine Gel and Tooth Brushing on Porphyromonas Gingivalis Levels in Subgingival Plaque and Matrix Metalloproteinase-8 (MMP-8) Levels in Gingival Crevicular Fluid of Children and Adolescents with Down Syndrome. Global Journal of Medical Research, [S. l.], v. 20, n. J1, p. 5–12, 2020. Disponível em: https://medicalresearchjournal.org/index.php/GJMR/article/view/1975. Acesso em: 31 jan. 2026.