AULA, R. A. .; MIKAEEL, J. M. . Vertical marginal gap evaluation of PEEK and Zirconia crowns using extra-oral scanner and CAD/CAM systems (An Invitro study). Erbil Dental Journal (EDJ), [S. l.], v. 5, n. 1, p. 37–43, 2022. DOI: 10.15218/edj.2022.5. Disponível em: https://edj.hmu.edu.krd/index.php/journal/article/view/157. Acesso em: 26 sep. 2022.