Evaluation the effect of burning investment and black sand materials on the surface roughness of acrylic resin denture base. Iraqi National Journal of Nursing Specialties, [S. l.], v. 25, n. 2, p. 62–70, 2012. DOI: 10.58897/injns.v25i2.132. Disponível em: https://injns.uobaghdad.edu.iq/index.php/INJNS/article/view/132.. Acesso em: 28 apr. 2024.