Estimation Of Copper, Zinc And Iron In Saliva And Serum And Its Correlation With Histological Grades Of Oral Submucous Fibrosis. International Journal of Environmental Sciences, [S. l.], p. 5012–5022, 2025. DOI: 10.64252/hk9enp68. Disponível em: https://theaspd.com/index.php/ijes/article/view/8353.. Acesso em: 11 jun. 2026.