KAZANOWSKA-DYGDAŁA, Magdalena; DUŚ, Irena; RADWAN-OCZKO, Małgorzata. The presence of Helicobacter pylori in oral cavities of patients with leukoplakia and oral lichen planus . Journal of Applied Oral Science, [S. l.], v. 24, n. 1, p. 18–23, 2016. DOI: 10.1590/1678-775720150203. Disponível em: https://revistas.usp.br/jaos/article/view/112873. Acesso em: 14 feb. 2026.