Influence of bismuth oxide concentration on the pH level and biocompatibility of white Portland cement . Journal of Applied Oral Science, [S. l.], v. 22, n. 4, p. 268–273, 2014. DOI: 10.1590/1678-775720130059. Disponível em: https://www.revistas.usp.br/jaos/article/view/84012.. Acesso em: 7 may. 2024.