RADHI, Nada J. Gingival health in relation to salivary vitamin C and total protein among dental students . Journal of Baghdad College of Dentistry, [S. l.], v. 26, n. 3, p. 156–159, 2014. Disponível em: https://jbcd.uobaghdad.edu.iq/index.php/jbcd/article/view/534. Acesso em: 17 may. 2025.