ANGARITA, P.; ANGARITA, K. M. Contamination of paper points used by students during preclinical and clinical endodontic procedures. Brazilian Dental Science, São José dos Campos, Brazil, v. 23, n. 3, p. 8 p, 2020. DOI: 10.14295/bds.2020.v23i3.2055. Disponível em: https://ojs.ict.unesp.br/index.php/cob/article/view/2055. Acesso em: 8 sep. 2025.